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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
Deltar81.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Deltar66.9 ± 8.4kJ/molEstLarson and McMahon, 1984gas phase; Extrapolated from other halide data; B
Quantity Value Units Method Reference Comment
Deltar82.8J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar56.5 ± 6.7kJ/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
Deltar68.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar95.0J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar39.7kJ/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
Deltar53.6 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar91.6J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar26.4kJ/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
Deltar43.5 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar92.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar15.9kJ/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
Deltar34. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar77.4J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar10.9kJ/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
Deltar92.0kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar92.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Deltar89.5J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar65.3 ± 6.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy of 22.0 eu assumed.; B

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
49.4473.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
Deltar74.5kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar92.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Deltar98.7J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar44.77kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
40.350.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
Deltar109.kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; «DELTA»rH, «DELTA»rS too small compared with other nitrile dimers; M
Deltar126.kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar96.2J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; «DELTA»rH, «DELTA»rS too small compared with other nitrile dimers; M
Deltar130.J/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
Deltar57.7kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar96.J/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
Deltar49.4kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar100.J/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
Deltar38.kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Deltar109.J/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
Deltar65.3kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar100.J/mol*KN/AMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar35.kJ/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
Deltar78.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar85.4J/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
Deltar70.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar101.J/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
Deltar86.2kJ/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
Deltar80.8kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar96.J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
40.427.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
Deltar108.kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar92.5J/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
Deltar87.0kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar95.8J/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
Deltar91. ± 15.kJ/molIMRELarson and McMahon, 1987gas phase; B,M
Deltar83.7 ± 8.4kJ/molEstLarson and McMahon, 1984gas phase; B
Deltar86.6kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar86.6kJ/molPHPMSMeot-ner, 1988gas phase; M,B,B,M
Quantity Value Units Method Reference Comment
Deltar86.2J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar86.2J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar86.2J/mol*KPHPMSMeot-ner, 1988gas phase; M
Deltar113.J/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
Deltar60.7 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B
Deltar57.3 ± 9.6kJ/molIMRELarson and McMahon, 1987gas phase; B,M
Deltar60.7 ± 6.7kJ/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
Deltar68.6kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar68.6kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar91.2J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar91.2J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar91.2J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar41.4kJ/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
Deltar52.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar52.7kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar88.7J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar88.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar88.7J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar26.4kJ/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
Deltar45.6kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar45.6kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Deltar104.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar104.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar104.J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar14.6kJ/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
Deltar41. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Deltar41.kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar84.5J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Deltar84.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar15.9kJ/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
Deltar36. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar85.4J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar10.0kJ/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
Deltar32. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar84.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar6.69kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
13.238.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
Deltar55.2kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar74.5J/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
Deltar52.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar84.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
31.262.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
Deltar51.5kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar84.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
30.262.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
Deltar54.8kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar84.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
33.262.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
Deltar92.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,B,M
Quantity Value Units Method Reference Comment
Deltar98.3J/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
Deltar69.5 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar84.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar44.35kJ/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
Deltar61.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar107.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar30.1kJ/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
Deltar50.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar114.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar16.3kJ/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
Deltar41. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar100.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar10.0kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
19.213.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
Deltar92.5kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; CD3CNH+; M
Quantity Value Units Method Reference Comment
Deltar96.7J/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
Deltar96.2kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar90.8J/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
Deltar99.6kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar107.J/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
Deltar100.kJ/molPHPMSMeot-Ner (Mautner), 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar91.6J/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
Deltar166.kJ/molPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; condensation; M
Deltar129.kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; forms i-C3H7NCH+; M
Quantity Value Units Method Reference Comment
Deltar189.J/mol*KPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; condensation; M
Deltar130.J/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
Deltar85.4kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar98.7J/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
Deltar70.3kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar96.2J/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
Deltar84.1kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar94.1J/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
Deltar68.2kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; may form t-C4H9NCH+; M
Quantity Value Units Method Reference Comment
Deltar100.J/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
Deltar79.5kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar96.J/mol*KN/ASpeller and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
33.455.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
Deltar66.1kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar95.4J/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
Deltar73.6kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar97.1J/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
Deltar57.7kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar121.J/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
Deltar91.2 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B,B,M
Deltar87.9 ± 8.4kJ/molIMRELarson and McMahon, 1984, 2gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar79.1J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Deltar99.2J/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
Deltar67.8 ± 6.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B
Deltar67.4 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B
Deltar58.2 ± 8.4kJ/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
Deltar74.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar95.0J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar46.44kJ/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
Deltar56.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar89.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar30.1kJ/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
Deltar46.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar97.9J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar17.6kJ/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
Deltar37. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar89.1J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar10.5kJ/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
Deltar36. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar102.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar6.28kJ/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
Deltar33. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar96.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar4.18kJ/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
Deltar34. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar115.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar0.1 ± 9.2kJ/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
Deltar31. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Deltar100.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar0.42kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
13.171.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
Deltar165. ± 8.4kJ/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
Deltar92.9J/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
Deltar138. ± 8.4kJ/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
Deltar87.9 ± 4.2kJ/molIMREMeot-ner, 1988gas phase; See also H2S..CN-; B,M
Quantity Value Units Method Reference Comment
Deltar84.J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar62.8 ± 4.2kJ/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
Deltar82.8kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Deltar123.J/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
Deltar91.6kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Deltar85.8kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Deltar97.9J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Deltar84.5J/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
Deltar72.8kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar97.9J/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
Deltar57.3kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar90.0J/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
Deltar46.0kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar87.4J/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
Deltar33.kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar79.1J/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
Deltar31.kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar83.3J/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
Deltar51.0kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar81.2J/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
Deltar46.9kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar84.J/mol*KN/ADeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
21.315.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
Deltar53.6kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar101.J/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
Deltar36.kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated, T = 392 in paper is error; M
Quantity Value Units Method Reference Comment
Deltar84.J/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° (kJ/mol) T (K) Method Reference Comment
11.292.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
Deltar59.4kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Deltar77.4J/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
Deltar56.1kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar76.6J/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
Deltar70.3 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar88.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar43.5 ± 6.7kJ/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
Deltar55.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar83.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar30.1kJ/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
Deltar46.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar87.9J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar20.5kJ/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
Deltar38. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar84.9J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar13.4kJ/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
Deltar36. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar95.8J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar7.53kJ/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
Deltar31. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar83.3J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar6.28kJ/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
Deltar31. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar83.3J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar6.28kJ/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
Deltar28. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Deltar88.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Deltar2.1kJ/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
Deltar152.kJ/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M
Deltar150.kJ/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Deltar100.J/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
Deltar120.kJ/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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