trifluoroarsine


Phase change 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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil329.4KN/APCR Inc., 1990BS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Reference Comment
35.8293.Russell, Rundle, et al., 1941AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
270.7 to 329.45.632571789.818-11.415Stull, 1947Coefficents calculated by NIST from author's data.

Reaction thermochemistry 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

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Individual Reactions

Fluorine anion + trifluoroarsine = (Fluorine anion • trifluoroarsine)

By formula: F- + AsF3 = (F- • AsF3)

Quantity Value Units Method Reference Comment
Δr202. ± 8.4kJ/molIMRELarson and McMahon, 1985gas 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
Δr100.J/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Δr172. ± 8.4kJ/molIMRELarson and McMahon, 1985gas 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

CN- + trifluoroarsine = (CN- • trifluoroarsine)

By formula: CN- + AsF3 = (CN- • AsF3)

Quantity Value Units Method Reference Comment
Δr104. ± 4.2kJ/molIMRELarson, Szulejko, et al., 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KN/ALarson, Szulejko, et al., 1988gas phase; switching reaction,Thermochemical ladder(CN-)H2O, Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M
Quantity Value Units Method Reference Comment
Δr69.5 ± 2.1kJ/molIMRELarson, Szulejko, et al., 1988gas phase; B,M

Chlorine anion + trifluoroarsine = (Chlorine anion • trifluoroarsine)

By formula: Cl- + AsF3 = (Cl- • AsF3)

Quantity Value Units Method Reference Comment
Δr108. ± 8.4kJ/molIMRELarson and McMahon, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KN/ALarson and McMahon, 1985gas phase; switching reaction,Thermochemical ladder(Cl-)t-C4H9OH, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr77.8 ± 8.4kJ/molIMRELarson and McMahon, 1985gas phase; B,M

Gas phase ion energetics 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to AsF3+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)636.7kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity604.2kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
12.3 ± 0.05EIPabst, Sharpe, et al., 1980LLK
12.84 ± 0.05EIMuller and Fenderl, 1971LLK
13.00PEPotts, Lempka, et al., 1970Vertical value; RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
As+27.0 ± 0.43FEIPabst, Sharpe, et al., 1980LLK
AsF+19.6 ± 0.1?EIPabst, Sharpe, et al., 1980LLK
AsF2+12.8 ± 0.1F(-)EIPabst, Sharpe, et al., 1980LLK
F+21.6 ± 0.3AsF2EIPabst, Sharpe, et al., 1980LLK
F+29.3 ± 0.2As+F2EIPabst, Sharpe, et al., 1980LLK
F+31.0As+2FEIPabst, Sharpe, et al., 1980LLK
F2+23.8 ± 0.1AsFEIPabst, Sharpe, et al., 1980LLK

References

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

PCR Inc., 1990
PCR Inc., Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]

Russell, Rundle, et al., 1941
Russell, Horace; Rundle, Robert E.; Yost, Don M., The Heat Capacity, Heats of Fusion and Vaporization, Vapor Pressure and Entropy of Arsenic Trifluoride, J. Am. Chem. Soc., 1941, 63, 10, 2825-2828, https://doi.org/10.1021/ja01855a094 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Larson and McMahon, 1985
Larson, J.W.; McMahon, T.B., Fluoride and chloride affinities of the main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ICR halide exchange equilibria, J. Am. Chem. Soc., 1985, 107, 766. [all data]

Wenthold and Squires, 1995
Wenthold, P.G.; Squires, R.R., Bond dissociation energies of F2(-) and HF2(-). A gas-phase experimental and G2 theoretical study, J. Phys. Chem., 1995, 99, 7, 2002, https://doi.org/10.1021/j100007a034 . [all data]

Arshadi, Yamdagni, et al., 1970
Arshadi, M.; Yamdagni, R.; Kebarle, P., Hydration of Halide Negative Ions in the Gas Phase. II. Comparison of Hydration Energies for the Alkali Positive and Halide Negative Ions, J. Phys. Chem., 1970, 74, 7, 1475, https://doi.org/10.1021/j100702a014 . [all data]

Larson, Szulejko, et al., 1988
Larson, J.W.; Szulejko, J.E.; McMahon, T.B., Gas Phase Lewis Acid-Base Interactions. An Experimental Determination of Cyanide Binding Energies From Ion Cyclotron Resonance and High-Pressure Mass Spectrometric Equilibrium Measurements., J. Am. Chem. Soc., 1988, 110, 23, 7604, https://doi.org/10.1021/ja00231a004 . [all data]

Payzant, Yamdagni, et al., 1971
Payzant, J.D.; Yamdagni, R.; Kebarle, P., Hydration of CN-, NO2-, NO3-, and HO- in the gas phase, Can. J. Chem., 1971, 49, 3308. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Pabst, Sharpe, et al., 1980
Pabst, R.E.; Sharpe, M.C.; Margrave, J.L.; Franklin, J.L., An electron impact study of the appearance energies of positive ions from AsF3, AsCl3, AsBr3 and AsF5, Int. J. Mass Spectrom. Ion Phys., 1980, 33, 187. [all data]

Muller and Fenderl, 1971
Muller, J.; Fenderl, K., Reaktionen des π-Cyclopentadienyl-Mangantricarbonyl-Kations mit einfachen Fluorverbindungen in der gasphase, Chem. Ber., 1971, 104, 2207. [all data]

Potts, Lempka, et al., 1970
Potts, A.W.; Lempka, H.J.; Streets, D.G.; Price, W.C., Photoelectron spectra of the halides of elements in groups III, IV, V and VI, Phil. Trans. Roy. Soc. (London), 1970, A268, 59. [all data]


Notes

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