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Hydrogen cyanide

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Ion clustering data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Bromine anion + Hydrogen cyanide = (Bromine anion bullet Hydrogen cyanide)

By formula: Br- + CHN = (Br- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar19.4 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Deltar16.0 ± 2.0kcal/molEstLarson and McMahon, 1984gas phase; Extrapolated from other halide data; B
Quantity Value Units Method Reference Comment
Deltar19.8cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar13.5 ± 1.6kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Bromine anion bullet Hydrogen cyanide) + Hydrogen cyanide = (Bromine anion bullet 2Hydrogen cyanide)

By formula: (Br- bullet CHN) + CHN = (Br- bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar16.3 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.7cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar9.50kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Bromine anion bullet 2Hydrogen cyanide) + Hydrogen cyanide = (Bromine anion bullet 3Hydrogen cyanide)

By formula: (Br- bullet 2CHN) + CHN = (Br- bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar12.8 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.9cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar6.30kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Bromine anion bullet 3Hydrogen cyanide) + Hydrogen cyanide = (Bromine anion bullet 4Hydrogen cyanide)

By formula: (Br- bullet 3CHN) + CHN = (Br- bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar10.4 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.1cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar3.80kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Bromine anion bullet 4Hydrogen cyanide) + Hydrogen cyanide = (Bromine anion bullet 5Hydrogen cyanide)

By formula: (Br- bullet 4CHN) + CHN = (Br- bullet 5CHN)

Quantity Value Units Method Reference Comment
Deltar8.1 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar18.5cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.60kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

HCO2 anion + Hydrogen cyanide = (HCO2 anion bullet Hydrogen cyanide)

By formula: CHO2- + CHN = (CHO2- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar22.0kcal/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar22.cal/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Deltar21.4cal/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar15.6 ± 1.6kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy of 22.0 eu assumed.; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
11.8473.PHPMSMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M

(HCO2 anion bullet Hydrogen cyanide) + Hydrogen cyanide = (HCO2 anion bullet 2Hydrogen cyanide)

By formula: (CHO2- bullet CHN) + CHN = (CHO2- bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar17.8kcal/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar22.cal/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Deltar23.6cal/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar10.70kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
9.6350.PHPMSMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M

CH2N+ + Hydrogen cyanide = (CH2N+ bullet Hydrogen cyanide)

By formula: CH2N+ + CHN = (CH2N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar26.1kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; «DELTA»rH, «DELTA»rS too small compared with other nitrile dimers; M
Deltar30.0kcal/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.0cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; «DELTA»rH, «DELTA»rS too small compared with other nitrile dimers; M
Deltar32.cal/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

(CH2N+ bullet Hydrogen cyanide) + Hydrogen cyanide = (CH2N+ bullet 2Hydrogen cyanide)

By formula: (CH2N+ bullet CHN) + CHN = (CH2N+ bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar13.8kcal/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.cal/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

(CH2N+ bullet 2Hydrogen cyanide) + Hydrogen cyanide = (CH2N+ bullet 3Hydrogen cyanide)

By formula: (CH2N+ bullet 2CHN) + CHN = (CH2N+ bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar11.8kcal/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

(CH2N+ bullet 3Hydrogen cyanide) + Hydrogen cyanide = (CH2N+ bullet 4Hydrogen cyanide)

By formula: (CH2N+ bullet 3CHN) + CHN = (CH2N+ bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar9.2kcal/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar26.0cal/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

(CH2N+ bullet Hydrogen cyanide bullet Water) + Hydrogen cyanide = (CH2N+ bullet 2Hydrogen cyanide bullet Water)

By formula: (CH2N+ bullet CHN bullet H2O) + CHN = (CH2N+ bullet 2CHN bullet H2O)

Quantity Value Units Method Reference Comment
Deltar15.6kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar24.cal/mol*KN/AMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar8.4kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M

(CH2N+ bullet Water) + Hydrogen cyanide = (CH2N+ bullet Hydrogen cyanide bullet Water)

By formula: (CH2N+ bullet H2O) + CHN = (CH2N+ bullet CHN bullet H2O)

Quantity Value Units Method Reference Comment
Deltar18.8kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar20.4cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

(CH2N+ bullet 2Water) + Hydrogen cyanide = (CH2N+ bullet Hydrogen cyanide bullet 2Water)

By formula: (CH2N+ bullet 2H2O) + CHN = (CH2N+ bullet CHN bullet 2H2O)

Quantity Value Units Method Reference Comment
Deltar16.9kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar24.1cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

CH2OH+ + Hydrogen cyanide = (CH2OH+ bullet Hydrogen cyanide)

By formula: CH3O+ + CHN = (CH3O+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar20.6kcal/molFATanaka, Mackay, et al., 1978gas phase; switching reaction(H2COH+)H2CO; Fehsenfeld, Dotan, et al., 1978, Cunningham, Payzant, et al., 1972; M

CH4NO+ + Hydrogen cyanide = (CH4NO+ bullet Hydrogen cyanide)

By formula: CH4NO+ + CHN = (CH4NO+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar19.3kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
9.5427.PHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

CH5O+ + Hydrogen cyanide = (CH5O+ bullet Hydrogen cyanide)

By formula: CH5O+ + CHN = (CH5O+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar25.7kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.1cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

CH6N+ + Hydrogen cyanide = (CH6N+ bullet Hydrogen cyanide)

By formula: CH6N+ + CHN = (CH6N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar20.8kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.9cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

CN- + Hydrogen cyanide = (CN- bullet Hydrogen cyanide)

By formula: CN- + CHN = (CN- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar21.7 ± 3.5kcal/molIMRELarson and McMahon, 1987gas phase; B,M
Deltar20.0 ± 2.0kcal/molEstLarson and McMahon, 1984gas phase; B
Deltar20.7kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar20.7kcal/molPHPMSMeot-ner, 1988gas phase; M,B,B,M
Quantity Value Units Method Reference Comment
Deltar20.6cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar20.6cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar20.6cal/mol*KPHPMSMeot-ner, 1988gas phase; M
Deltar26.9cal/mol*KN/ALarson and McMahon, 1987gas phase; switching reaction,Thermochemical ladder(H2O), Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M
Quantity Value Units Method Reference Comment
Deltar14.5 ± 1.0kcal/molTDAsMeot-ner, 1988gas phase; B
Deltar13.7 ± 2.3kcal/molIMRELarson and McMahon, 1987gas phase; B,M
Deltar14.5 ± 1.6kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(CN- bullet Hydrogen cyanide) + Hydrogen cyanide = (CN- bullet 2Hydrogen cyanide)

By formula: (CN- bullet CHN) + CHN = (CN- bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar16.4kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar16.4kcal/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar21.8cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar21.8cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar21.8cal/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar9.90kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(CN- bullet 2Hydrogen cyanide) + Hydrogen cyanide = (CN- bullet 3Hydrogen cyanide)

By formula: (CN- bullet 2CHN) + CHN = (CN- bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar12.6kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar12.6kcal/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar21.2cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar21.2cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar21.2cal/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar6.30kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(CN- bullet 3Hydrogen cyanide) + Hydrogen cyanide = (CN- bullet 4Hydrogen cyanide)

By formula: (CN- bullet 3CHN) + CHN = (CN- bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar10.9kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar10.9kcal/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar24.8cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar24.8cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar24.8cal/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar3.50kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(CN- bullet 4Hydrogen cyanide) + Hydrogen cyanide = (CN- bullet 5Hydrogen cyanide)

By formula: (CN- bullet 4CHN) + CHN = (CN- bullet 5CHN)

Quantity Value Units Method Reference Comment
Deltar9.8 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Deltar9.8kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar20.2cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar20.2cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar3.80kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(CN- bullet 5Hydrogen cyanide) + Hydrogen cyanide = (CN- bullet 6Hydrogen cyanide)

By formula: (CN- bullet 5CHN) + CHN = (CN- bullet 6CHN)

Quantity Value Units Method Reference Comment
Deltar8.5 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar20.4cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.40kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(CN- bullet 6Hydrogen cyanide) + Hydrogen cyanide = (CN- bullet 7Hydrogen cyanide)

By formula: (CN- bullet 6CHN) + CHN = (CN- bullet 7CHN)

Quantity Value Units Method Reference Comment
Deltar7.6 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar1.60kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
3.0238.PHPMSMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M

(CN- bullet Hydrogen cyanide bullet Water) + Hydrogen cyanide = (CN- bullet 2Hydrogen cyanide bullet Water)

By formula: (CN- bullet CHN bullet H2O) + CHN = (CN- bullet 2CHN bullet H2O)

Quantity Value Units Method Reference Comment
Deltar13.2kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar17.8cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

(CN- bullet Hydrogen cyanide bullet 2Water) + Hydrogen cyanide = (CN- bullet 2Hydrogen cyanide bullet 2Water)

By formula: (CN- bullet CHN bullet 2H2O) + CHN = (CN- bullet 2CHN bullet 2H2O)

Quantity Value Units Method Reference Comment
Deltar12.6kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
7.4262.PHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

(CN- bullet 2Hydrogen cyanide bullet Water) + Hydrogen cyanide = (CN- bullet 3Hydrogen cyanide bullet Water)

By formula: (CN- bullet 2CHN bullet H2O) + CHN = (CN- bullet 3CHN bullet H2O)

Quantity Value Units Method Reference Comment
Deltar12.3kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
7.1262.PHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

(CN- bullet 3Water) + Hydrogen cyanide = (CN- bullet Hydrogen cyanide bullet 3Water)

By formula: (CN- bullet 3H2O) + CHN = (CN- bullet CHN bullet 3H2O)

Quantity Value Units Method Reference Comment
Deltar13.1kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
7.9262.PHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

MeCO2 anion + Hydrogen cyanide = (MeCO2 anion bullet Hydrogen cyanide)

By formula: C2H3O2- + CHN = (C2H3O2- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar22.2 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,B,M
Quantity Value Units Method Reference Comment
Deltar23.5cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M

(MeCO2 anion bullet Hydrogen cyanide) + Hydrogen cyanide = (MeCO2 anion bullet 2Hydrogen cyanide)

By formula: (C2H3O2- bullet CHN) + CHN = (C2H3O2- bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar16.6 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar20.2cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar10.60kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(MeCO2 anion bullet 2Hydrogen cyanide) + Hydrogen cyanide = (MeCO2 anion bullet 3Hydrogen cyanide)

By formula: (C2H3O2- bullet 2CHN) + CHN = (C2H3O2- bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar14.8 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar25.6cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar7.20kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(MeCO2 anion bullet 3Hydrogen cyanide) + Hydrogen cyanide = (MeCO2 anion bullet 4Hydrogen cyanide)

By formula: (C2H3O2- bullet 3CHN) + CHN = (C2H3O2- bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar12.0 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar27.2cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar3.90kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(MeCO2 anion bullet 4Hydrogen cyanide) + Hydrogen cyanide = (MeCO2 anion bullet 5Hydrogen cyanide)

By formula: (C2H3O2- bullet 4CHN) + CHN = (C2H3O2- bullet 5CHN)

Quantity Value Units Method Reference Comment
Deltar9.8 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar2.40kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
4.5213.PHPMSMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M

C2H4N+ + Hydrogen cyanide = (C2H4N+ bullet Hydrogen cyanide)

By formula: C2H4N+ + CHN = (C2H4N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar22.1kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; CD3CNH+; M
Quantity Value Units Method Reference Comment
Deltar23.1cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; CD3CNH+; M

C2H5O+ + Hydrogen cyanide = (C2H5O+ bullet Hydrogen cyanide)

By formula: C2H5O+ + CHN = (C2H5O+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar23.0kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar21.7cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C3H2N+ + Hydrogen cyanide = (C3H2N+ bullet Hydrogen cyanide)

By formula: C3H2N+ + CHN = (C3H2N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar23.8kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar25.6cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

imidazolide anion + Hydrogen cyanide = (imidazolide anion bullet Hydrogen cyanide)

By formula: C3H3N2- + CHN = (C3H3N2- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar23.9kcal/molPHPMSMeot-Ner (Mautner), 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar21.9cal/mol*KPHPMSMeot-Ner (Mautner), 1988gas phase; M

C3H7+ + Hydrogen cyanide = (C3H7+ bullet Hydrogen cyanide)

By formula: C3H7+ + CHN = (C3H7+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar39.6kcal/molPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; condensation; M
Deltar30.8kcal/molPHPMSMeot-Ner (Mautner), 1978gas phase; forms i-C3H7NCH+; M
Quantity Value Units Method Reference Comment
Deltar45.2cal/mol*KPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; condensation; M
Deltar32.cal/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; forms i-C3H7NCH+; M

C3H7O+ + Hydrogen cyanide = (C3H7O+ bullet Hydrogen cyanide)

By formula: C3H7O+ + CHN = (C3H7O+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar20.4kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.6cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C3H10N+ + Hydrogen cyanide = (C3H10N+ bullet Hydrogen cyanide)

By formula: C3H10N+ + CHN = (C3H10N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar16.8kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.0cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C4H8N+ + Hydrogen cyanide = (C4H8N+ bullet Hydrogen cyanide)

By formula: C4H8N+ + CHN = (C4H8N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar20.1kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.5cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C4H9+ + Hydrogen cyanide = (C4H9+ bullet Hydrogen cyanide)

By formula: C4H9+ + CHN = (C4H9+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar16.3kcal/molPHPMSMeot-Ner (Mautner), 1978gas phase; may form t-C4H9NCH+; M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; may form t-C4H9NCH+; M

C4H9O2+ + Hydrogen cyanide = (C4H9O2+ bullet Hydrogen cyanide)

By formula: C4H9O2+ + CHN = (C4H9O2+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar19.0kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar23.cal/mol*KN/ASpeller and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
7.9455.PHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M

C4H10NO+ + Hydrogen cyanide = (C4H10NO+ bullet Hydrogen cyanide)

By formula: C4H10NO+ + CHN = (C4H10NO+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar15.8kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar22.8cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C7H11O+ + Hydrogen cyanide = (C7H11O+ bullet Hydrogen cyanide)

By formula: C7H11O+ + CHN = (C7H11O+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar17.6kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.2cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C9H22N+ + Hydrogen cyanide = (C9H22N+ bullet Hydrogen cyanide)

By formula: C9H22N+ + CHN = (C9H22N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar13.8kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar29.0cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

Chlorine anion + Hydrogen cyanide = (Chlorine anion bullet Hydrogen cyanide)

By formula: Cl- + CHN = (Cl- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar21.8 ± 1.0kcal/molTDAsMeot-ner, 1988gas phase; B,B,M
Deltar21.0 ± 2.0kcal/molIMRELarson and McMahon, 1984, 2gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar18.9cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar23.7cal/mol*KN/ALarson and McMahon, 1984, 3gas phase; switching reaction(Cl-)t-C4H9OH, Entropy change calculated or estimated; French, Ikuta, et al., 1982; M
Quantity Value Units Method Reference Comment
Deltar16.2 ± 1.6kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B
Deltar16.1 ± 1.0kcal/molTDAsMeot-ner, 1988gas phase; B
Deltar13.9 ± 2.0kcal/molIMRELarson and McMahon, 1984, 2gas phase; B,M

(Chlorine anion bullet Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 2Hydrogen cyanide)

By formula: (Cl- bullet CHN) + CHN = (Cl- bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar17.9 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.7cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar11.10kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Chlorine anion bullet 2Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 3Hydrogen cyanide)

By formula: (Cl- bullet 2CHN) + CHN = (Cl- bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar13.6 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.4cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar7.20kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Chlorine anion bullet 3Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 4Hydrogen cyanide)

By formula: (Cl- bullet 3CHN) + CHN = (Cl- bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar11.2 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar23.4cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar4.20kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Chlorine anion bullet 4Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 5Hydrogen cyanide)

By formula: (Cl- bullet 4CHN) + CHN = (Cl- bullet 5CHN)

Quantity Value Units Method Reference Comment
Deltar8.8 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.3cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.50kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Chlorine anion bullet 5Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 6Hydrogen cyanide)

By formula: (Cl- bullet 5CHN) + CHN = (Cl- bullet 6CHN)

Quantity Value Units Method Reference Comment
Deltar8.7 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar24.3cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.50kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Chlorine anion bullet 6Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 7Hydrogen cyanide)

By formula: (Cl- bullet 6CHN) + CHN = (Cl- bullet 7CHN)

Quantity Value Units Method Reference Comment
Deltar7.9 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar23.1cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.00kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Chlorine anion bullet 7Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 8Hydrogen cyanide)

By formula: (Cl- bullet 7CHN) + CHN = (Cl- bullet 8CHN)

Quantity Value Units Method Reference Comment
Deltar8.2 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar27.4cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar0.0 ± 2.2kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Chlorine anion bullet 8Hydrogen cyanide) + Hydrogen cyanide = (Chlorine anion bullet 9Hydrogen cyanide)

By formula: (Cl- bullet 8CHN) + CHN = (Cl- bullet 9CHN)

Quantity Value Units Method Reference Comment
Deltar7.5 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar0.10kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
3.2171.PHPMSMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M

Fluorine anion + Hydrogen cyanide = (Fluorine anion bullet Hydrogen cyanide)

By formula: F- + CHN = (F- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar39.5 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M
Quantity Value Units Method Reference Comment
Deltar22.2cal/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Deltar32.9 ± 2.0kcal/molIMRELarson and McMahon, 1983gas phase; These relative affinities are ca. 10 kcal/mol weaker than threshold values (see Wenthold and Squires, 1995) for donors greater than ca. 27 kcal/mol in free energy. This discrepancy has not yet been resolved, though the stronger value appears preferable.; B,M

HS- + Hydrogen cyanide = (HS- bullet Hydrogen cyanide)

By formula: HS- + CHN = (HS- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar21.0 ± 1.0kcal/molIMREMeot-ner, 1988gas phase; See also H2S..CN-; B,M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar15.0 ± 1.0kcal/molIMREMeot-ner, 1988gas phase; See also H2S..CN-; B

(Hydronium cation bullet 2Water) + Hydrogen cyanide = (Hydronium cation bullet Hydrogen cyanide bullet 2Water)

By formula: (H3O+ bullet 2H2O) + CHN = (H3O+ bullet CHN bullet 2H2O)

Quantity Value Units Method Reference Comment
Deltar19.8kcal/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar29.3cal/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

NH4+ + Hydrogen cyanide = (NH4+ bullet Hydrogen cyanide)

By formula: H4N+ + CHN = (H4N+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar21.9kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Deltar20.5kcal/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.4cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Deltar20.2cal/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

(NH4+ bullet Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 2Hydrogen cyanide)

By formula: (H4N+ bullet CHN) + CHN = (H4N+ bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar17.4kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar23.4cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet 2Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 3Hydrogen cyanide)

By formula: (H4N+ bullet 2CHN) + CHN = (H4N+ bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar13.7kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar21.5cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet 3Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 4Hydrogen cyanide)

By formula: (H4N+ bullet 3CHN) + CHN = (H4N+ bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar11.0kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar20.9cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet 4Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 5Hydrogen cyanide)

By formula: (H4N+ bullet 4CHN) + CHN = (H4N+ bullet 5CHN)

Quantity Value Units Method Reference Comment
Deltar7.9kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar18.9cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet 5Hydrogen cyanide) + Hydrogen cyanide = (NH4+ bullet 6Hydrogen cyanide)

By formula: (H4N+ bullet 5CHN) + CHN = (H4N+ bullet 6CHN)

Quantity Value Units Method Reference Comment
Deltar7.4kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar19.9cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet Hydrogen cyanide bullet Ammonia) + Hydrogen cyanide = (NH4+ bullet 2Hydrogen cyanide bullet Ammonia)

By formula: (H4N+ bullet CHN bullet H3N) + CHN = (H4N+ bullet 2CHN bullet H3N)

Quantity Value Units Method Reference Comment
Deltar12.2kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar19.4cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet Hydrogen cyanide bullet 2Ammonia) + Hydrogen cyanide = (NH4+ bullet 2Hydrogen cyanide bullet 2Ammonia)

By formula: (H4N+ bullet CHN bullet 2H3N) + CHN = (H4N+ bullet 2CHN bullet 2H3N)

Quantity Value Units Method Reference Comment
Deltar11.2kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KN/ADeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
4.9315.PHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M

(NH4+ bullet 2Hydrogen cyanide bullet Ammonia) + Hydrogen cyanide = (NH4+ bullet 3Hydrogen cyanide bullet Ammonia)

By formula: (H4N+ bullet 2CHN bullet H3N) + CHN = (H4N+ bullet 3CHN bullet H3N)

Quantity Value Units Method Reference Comment
Deltar12.8kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar24.1cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet 3Hydrogen cyanide bullet Ammonia) + Hydrogen cyanide = (NH4+ bullet 4Hydrogen cyanide bullet Ammonia)

By formula: (H4N+ bullet 3CHN bullet H3N) + CHN = (H4N+ bullet 4CHN bullet H3N)

Quantity Value Units Method Reference Comment
Deltar8.6kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated, T = 392 in paper is error; M
Quantity Value Units Method Reference Comment
Deltar20.cal/mol*KN/ADeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated, T = 392 in paper is error; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
2.7292.PHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated, T = 392 in paper is error; M

(NH4+ bullet Ammonia) + Hydrogen cyanide = (NH4+ bullet Hydrogen cyanide bullet Ammonia)

By formula: (H4N+ bullet H3N) + CHN = (H4N+ bullet CHN bullet H3N)

Quantity Value Units Method Reference Comment
Deltar14.2kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar18.5cal/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

(NH4+ bullet 2Ammonia) + Hydrogen cyanide = (NH4+ bullet Hydrogen cyanide bullet 2Ammonia)

By formula: (H4N+ bullet 2H3N) + CHN = (H4N+ bullet CHN bullet 2H3N)

Quantity Value Units Method Reference Comment
Deltar13.4kcal/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar18.3cal/mol*KN/ADeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M

Iodide + Hydrogen cyanide = (Iodide bullet Hydrogen cyanide)

By formula: I- + CHN = (I- bullet CHN)

Quantity Value Units Method Reference Comment
Deltar16.8 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.2cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar10.4 ± 1.6kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Iodide bullet Hydrogen cyanide) + Hydrogen cyanide = (Iodide bullet 2Hydrogen cyanide)

By formula: (I- bullet CHN) + CHN = (I- bullet 2CHN)

Quantity Value Units Method Reference Comment
Deltar13.2 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar20.0cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar7.20kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Iodide bullet 2Hydrogen cyanide) + Hydrogen cyanide = (Iodide bullet 3Hydrogen cyanide)

By formula: (I- bullet 2CHN) + CHN = (I- bullet 3CHN)

Quantity Value Units Method Reference Comment
Deltar11.2 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.0cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar4.90kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Iodide bullet 3Hydrogen cyanide) + Hydrogen cyanide = (Iodide bullet 4Hydrogen cyanide)

By formula: (I- bullet 3CHN) + CHN = (I- bullet 4CHN)

Quantity Value Units Method Reference Comment
Deltar9.2 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar20.3cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar3.20kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Iodide bullet 4Hydrogen cyanide) + Hydrogen cyanide = (Iodide bullet 5Hydrogen cyanide)

By formula: (I- bullet 4CHN) + CHN = (I- bullet 5CHN)

Quantity Value Units Method Reference Comment
Deltar8.6 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar22.9cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.80kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Iodide bullet 5Hydrogen cyanide) + Hydrogen cyanide = (Iodide bullet 6Hydrogen cyanide)

By formula: (I- bullet 5CHN) + CHN = (I- bullet 6CHN)

Quantity Value Units Method Reference Comment
Deltar7.4 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar19.9cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.50kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Iodide bullet 6Hydrogen cyanide) + Hydrogen cyanide = (Iodide bullet 7Hydrogen cyanide)

By formula: (I- bullet 6CHN) + CHN = (I- bullet 7CHN)

Quantity Value Units Method Reference Comment
Deltar7.4 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar19.9cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar1.50kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

(Iodide bullet 7Hydrogen cyanide) + Hydrogen cyanide = (Iodide bullet 8Hydrogen cyanide)

By formula: (I- bullet 7CHN) + CHN = (I- bullet 8CHN)

Quantity Value Units Method Reference Comment
Deltar6.8 ± 1.0kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar21.2cal/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar0.50kcal/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

Lithium ion (1+) + Hydrogen cyanide = (Lithium ion (1+) bullet Hydrogen cyanide)

By formula: Li+ + CHN = (Li+ bullet CHN)

Quantity Value Units Method Reference Comment
Deltar36.4kcal/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M
Deltar36.kcal/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Deltar25.cal/mol*KN/AWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M
Quantity Value Units Method Reference Comment
Deltar28.kcal/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M

References

Go To: Top, Ion clustering data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Meot-ner, Cybulski, et al., 1988
Meot-ner, M.; Cybulski, S.M.; Scheiner, S.; Liebman, J.F., Is CN- Significantly Anisotropic? Comparison of CN- vs. Cl-: Clustering with HCN and Condensed Phase Thermochemistry, J. Phys. Chem., 1988, 92, 10, 2738, https://doi.org/10.1021/j100321a009 . [all data]

Larson and McMahon, 1984
Larson, J.W.; McMahon, T.B., Gas phase bihalide and pseudohalide ions. An ICR determination of hydrogen bond energies in XHY- species (X,Y = F, Cl, Br, CN), Inorg. Chem., 1984, 23, 2029. [all data]

Meot-ner, 1988
Meot-ner, M., Ionic Hydrogen Bond and Ion Solvation. 6. Interaction Energies of the Acetate Ion with Organic Molecules. Comparison of CH3COO- with Cl-, CN-, and SH-, J. Am. Chem. Soc., 1988, 110, 12, 3854, https://doi.org/10.1021/ja00220a022 . [all data]

Speller and Meot-Ner (Mautner), 1985
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Notes

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