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 • Hydrogen cyanide)

By formula: Br- + CHN = (Br- • CHN)

Quantity Value Units Method Reference Comment
Δr81.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Δr66.9 ± 8.4kJ/molEstLarson and McMahon, 1984gas phase; Extrapolated from other halide data; B
Quantity Value Units Method Reference Comment
Δr82.8J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr56.5 ± 6.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr68.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr95.0J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr39.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr53.6 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr91.6J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr26.4kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr43.5 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr92.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr15.9kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr34. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr77.4J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr10.9kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr92.0kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Δr92.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Δr89.5J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr65.3 ± 6.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy of 22.0 eu assumed.; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
49.4473.PHPMSMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M

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

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

Quantity Value Units Method Reference Comment
Δr74.5kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Δr92.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Δr98.7J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr44.77kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

ΔrG° (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+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr109.kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; ΔrH, ΔrS too small compared with other nitrile dimers; M
Δr126.kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Δr96.2J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; ΔrH, ΔrS too small compared with other nitrile dimers; M
Δr130.J/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr57.7kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr49.4kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr38.kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; M
Quantity Value Units Method Reference Comment
Δr109.J/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr65.3kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KN/AMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr35.kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n, Entropy change calculated or estimated; M

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

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

Quantity Value Units Method Reference Comment
Δr78.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr85.4J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

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

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

Quantity Value Units Method Reference Comment
Δr70.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr101.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

CH2OH+ + Hydrogen cyanide = (CH2OH+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr86.2kJ/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+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr80.8kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
40.427.PHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

CH5O+ + Hydrogen cyanide = (CH5O+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr108.kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr92.5J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

CH6N+ + Hydrogen cyanide = (CH6N+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr87.0kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr95.8J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

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

By formula: CN- + CHN = (CN- • CHN)

Quantity Value Units Method Reference Comment
Δr91. ± 15.kJ/molIMRELarson and McMahon, 1987gas phase; B,M
Δr83.7 ± 8.4kJ/molEstLarson and McMahon, 1984gas phase; B
Δr86.6kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr86.6kJ/molPHPMSMeot-ner, 1988gas phase; M,B,B,M
Quantity Value Units Method Reference Comment
Δr86.2J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr86.2J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Δr86.2J/mol*KPHPMSMeot-ner, 1988gas phase; M
Δr113.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
Δr60.7 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B
Δr57.3 ± 9.6kJ/molIMRELarson and McMahon, 1987gas phase; B,M
Δr60.7 ± 6.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr68.6kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr68.6kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Δr91.2J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr91.2J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Δr91.2J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr41.4kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr52.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr52.7kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Δr88.7J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr88.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Δr88.7J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr26.4kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr45.6kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr45.6kJ/molPHPMSMeot-ner, 1988gas phase; M,B,M
Quantity Value Units Method Reference Comment
Δr104.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr104.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Δr104.J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr14.6kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr41. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Δr41.kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr84.5J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Δr84.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr15.9kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr36. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr85.4J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr10.0kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr32. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr6.69kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

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

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

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

Quantity Value Units Method Reference Comment
Δr55.2kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr74.5J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

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

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

Quantity Value Units Method Reference Comment
Δr52.7kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

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

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

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

Quantity Value Units Method Reference Comment
Δr51.5kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

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

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

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

Quantity Value Units Method Reference Comment
Δr54.8kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

Free energy of reaction

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

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

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

Quantity Value Units Method Reference Comment
Δr92.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,B,M
Quantity Value Units Method Reference Comment
Δr98.3J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr69.5 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr84.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr44.35kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr61.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr107.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr30.1kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr50.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr114.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr16.3kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr41. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr10.0kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

ΔrG° (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+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr92.5kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; CD3CNH+; M
Quantity Value Units Method Reference Comment
Δr96.7J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; CD3CNH+; M

C2H5O+ + Hydrogen cyanide = (C2H5O+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr96.2kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr90.8J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C3H2N+ + Hydrogen cyanide = (C3H2N+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr99.6kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr107.J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr100.kJ/molPHPMSMeot-Ner (Mautner), 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr91.6J/mol*KPHPMSMeot-Ner (Mautner), 1988gas phase; M

C3H7+ + Hydrogen cyanide = (C3H7+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr166.kJ/molPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; condensation; M
Δr129.kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; forms i-C3H7NCH+; M
Quantity Value Units Method Reference Comment
Δr189.J/mol*KPHPMSMeot-Ner (Mautner) and Sieck, 1991gas phase; condensation; M
Δr130.J/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; forms i-C3H7NCH+; M

C3H7O+ + Hydrogen cyanide = (C3H7O+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr85.4kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr98.7J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C3H10N+ + Hydrogen cyanide = (C3H10N+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr70.3kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr96.2J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C4H8N+ + Hydrogen cyanide = (C4H8N+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr84.1kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr94.1J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C4H9+ + Hydrogen cyanide = (C4H9+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr68.2kJ/molPHPMSMeot-Ner (Mautner), 1978gas phase; may form t-C4H9NCH+; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KPHPMSMeot-Ner (Mautner), 1978gas phase; may form t-C4H9NCH+; M

C4H9O2+ + Hydrogen cyanide = (C4H9O2+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr79.5kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KN/ASpeller and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (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+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr66.1kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr95.4J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C7H11O+ + Hydrogen cyanide = (C7H11O+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr73.6kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr97.1J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

C9H22N+ + Hydrogen cyanide = (C9H22N+ • Hydrogen cyanide)

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

Quantity Value Units Method Reference Comment
Δr57.7kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr121.J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

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

By formula: Cl- + CHN = (Cl- • CHN)

Quantity Value Units Method Reference Comment
Δr91.2 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B,B,M
Δr87.9 ± 8.4kJ/molIMRELarson and McMahon, 1984, 2gas phase; B,M
Quantity Value Units Method Reference Comment
Δr79.1J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Δr99.2J/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
Δr67.8 ± 6.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B
Δr67.4 ± 4.2kJ/molTDAsMeot-ner, 1988gas phase; B
Δr58.2 ± 8.4kJ/molIMRELarson and McMahon, 1984, 2gas phase; B,M

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

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

Quantity Value Units Method Reference Comment
Δr74.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr95.0J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr46.44kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr56.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr89.5J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr30.1kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr46.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr97.9J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr17.6kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr37. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr89.1J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr10.5kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr36. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr102.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr6.28kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr33. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr96.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr4.18kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr34. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr115.J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr0.1 ± 9.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr31. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B,M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KN/AMeot-ner, Cybulski, et al., 1988gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr0.42kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; Entropy estimated; B

Free energy of reaction

ΔrG° (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 • Hydrogen cyanide)

By formula: F- + CHN = (F- • CHN)

Quantity Value Units Method Reference Comment
Δr165. ± 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
Δr92.9J/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
Δr138. ± 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- • Hydrogen cyanide)

By formula: HS- + CHN = (HS- • CHN)

Quantity Value Units Method Reference Comment
Δr87.9 ± 4.2kJ/molIMREMeot-ner, 1988gas phase; See also H2S..CN-; B,M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KPHPMSMeot-ner, 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr62.8 ± 4.2kJ/molIMREMeot-ner, 1988gas phase; See also H2S..CN-; B

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

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

Quantity Value Units Method Reference Comment
Δr82.8kJ/molPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M
Quantity Value Units Method Reference Comment
Δr123.J/mol*KPHPMSMeot-Ner (Mautner) and Speller, 1989gas phase; n; M

NH4+ + Hydrogen cyanide = (NH4+ • Hydrogen cyanide)

By formula: H4N+ + CHN = (H4N+ • CHN)

Quantity Value Units Method Reference Comment
Δr91.6kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Δr85.8kJ/molPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr97.9J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Δr84.5J/mol*KPHPMSSpeller and Meot-Ner (Mautner), 1985gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr72.8kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr97.9J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr57.3kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr90.0J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr46.0kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr87.4J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr33.kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr79.1J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr31.kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr83.3J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr51.0kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr81.2J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr46.9kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KN/ADeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M

Free energy of reaction

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

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

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

Quantity Value Units Method Reference Comment
Δr53.6kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr101.J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr36.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
Δr84.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

ΔrG° (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+ • Ammonia) + Hydrogen cyanide = (NH4+ • Hydrogen cyanide • Ammonia)

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

Quantity Value Units Method Reference Comment
Δr59.4kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr77.4J/mol*KPHPMSDeakyne, Knuth, et al., 1994gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr56.1kJ/molPHPMSDeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr76.6J/mol*KN/ADeakyne, Knuth, et al., 1994gas phase; Entropy change calculated or estimated; M

Iodide + Hydrogen cyanide = (Iodide • Hydrogen cyanide)

By formula: I- + CHN = (I- • CHN)

Quantity Value Units Method Reference Comment
Δr70.3 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr88.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr43.5 ± 6.7kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr55.2 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr83.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr30.1kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr46.9 ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr87.9J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr20.5kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr38. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr84.9J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr13.4kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr36. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr95.8J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr7.53kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr31. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr83.3J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr6.28kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr31. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr83.3J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr6.28kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

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

Quantity Value Units Method Reference Comment
Δr28. ± 4.2kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr88.7J/mol*KPHPMSMeot-ner, Cybulski, et al., 1988gas phase; M
Quantity Value Units Method Reference Comment
Δr2.1kJ/molTDAsMeot-ner, Cybulski, et al., 1988gas phase; B

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

By formula: Li+ + CHN = (Li+ • CHN)

Quantity Value Units Method Reference Comment
Δr152.kJ/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 interpolated; M
Δr150.kJ/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Δr100.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
Δr120.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
Speller, C.V.; Meot-Ner (Mautner), M., The Ionic Hydrogen Bond and Ion Solvation. 3. Bonds Involving Cyanides. Correlations with Proton Affinites, J. Phys. Chem., 1985, 81, 24, 5217, https://doi.org/10.1021/j100270a020 . [all data]

Meot-Ner (Mautner), 1978
Meot-Ner (Mautner), M., Solvation of the Proton by HCN and CH3CN. Condensation of HCN with Ions in the Gas Phase., J. Am. Chem. Soc., 1978, 100, 15, 4694, https://doi.org/10.1021/ja00483a012 . [all data]

Meot-Ner (Mautner) and Speller, 1989
Meot-Ner (Mautner), M.; Speller, C.V., Multicomponent Cluster Ions.3. Comparative Stabilities of Cationic and Anionic Hydrogen Bonded Networks. Mixed Clusters of Water and Hydrogen Cyanide, J. Phys. Chem., 1989, 93, 6580. [all data]

Tanaka, Mackay, et al., 1978
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Notes

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