Phosphinidene
- Formula: HP
- Molecular weight: 31.98170
- IUPAC Standard InChIKey: BHEPBYXIRTUNPN-UHFFFAOYSA-N
- CAS Registry Number: 13967-14-1
- Chemical structure:
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
(CAS Reg. No. 13937-34-3 • 4294967295) + = CAS Reg. No. 13937-34-3
By formula: (CAS Reg. No. 13937-34-3 • 4294967295HP) + HP = CAS Reg. No. 13937-34-3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 91.7 ± 8.1 | kcal/mol | N/A | Ervin and Lineberger, 2005 | gas phase; High level calcns( Curtiss, Raghavachari, et al., 1991, Ricca and Bauschlicher, 1998) give DH ca. 84 |
ΔrH° | 84.7 ± 2.9 | kcal/mol | Ther | Bartmess, Scott, et al., 1979 | gas phase; The D-EA cycle does not close by 7 kcal/mol. The reason for this discrepancy is not known; value altered from reference due to change in acidity scale |
P- + =
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 367.7 ± 8.0 | kcal/mol | D-EA | Andersson, Lindahl, et al., 2007 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 362.0 ± 8.1 | kcal/mol | H-TS | Andersson, Lindahl, et al., 2007 | gas phase |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry data, References, Notes
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:
B - John E. Bartmess
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
View reactions leading to HP+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 160.2 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 152.9 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
1.0270 ± 0.0060 | LPES | Ervin and Lineberger, 2005 | B |
1.028 ± 0.010 | LPES | Zittel and Lineberger, 1976 | B |
1.00 ± 0.060 | PD | Rackwitz, Feldman, et al., 1977 | B |
>0.50 ± 0.20 | EIAE | Halmann and Platzner, 1969 | From PH3; B |
<1.09997 | IMRB | Ebinghaus, Kraus, et al., 1964 | B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10.149 ± 0.008 | PI | Berkowitz and Cho, 1988 | LL |
10.2 ± 0.1 | DER | Berkowitz, Curtiss, et al., 1986 | LBLHLM |
De-protonation reactions
P- + =
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 367.7 ± 8.0 | kcal/mol | D-EA | Andersson, Lindahl, et al., 2007 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 362.0 ± 8.1 | kcal/mol | H-TS | Andersson, Lindahl, et al., 2007 | gas phase; B |
References
Go To: Top, 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.
Ervin and Lineberger, 2005
Ervin, K.M.; Lineberger, W.C.,
Photoelectron spectroscopy of phosphorus hydride anions,
J. Chem. Phys., 2005, 122, 19, 194303, https://doi.org/10.1063/1.1881153
. [all data]
Curtiss, Raghavachari, et al., 1991
Curtiss, L.A.; Raghavachari, K.; Trucks, G.W.; Pople, J.A.,
Gaussian-2 Theory for Molecular Energies of First- and Second-row Compounds,
J. Chem. Phys., 1991, 94, 11, 7221, https://doi.org/10.1063/1.460205
. [all data]
Ricca and Bauschlicher, 1998
Ricca, A.; Bauschlicher, C.W., Jr.,
Accurate Heats of Formation for PHn, PHn+, and PHn-,
Chem. Phys. Lett., 1998, 285, 5-6, 455, https://doi.org/10.1016/S0009-2614(97)01468-1
. [all data]
Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr.,
The gas phase acidity scale from methanol to phenol,
J. Am. Chem. Soc., 1979, 101, 6047. [all data]
Andersson, Lindahl, et al., 2007
Andersson, P.; Lindahl, A.O.; Alfredsson, C.; Rogstrom, L.; Diehl, C.; Pegg, D.J.; Hanstorp, D.,
The electron affinity of phosphorus,
J. Phys. B - Atom. Mol. Opt. Phys., 2007, 40, 20, 4097-4107, https://doi.org/10.1088/0953-4075/40/20/010
. [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]
Zittel and Lineberger, 1976
Zittel, P.F.; Lineberger, W.C.,
Laser photoelectron spectrometry of PO-, PH-, and PH2-,
J. Chem. Phys., 1976, 65, 1236. [all data]
Rackwitz, Feldman, et al., 1977
Rackwitz, R.; Feldman, D.; Kaiser, H.J.; Heincke, E.,
Photodetachment bei einigen zweiatomigen negativen hydridionen: BeH-, MgH-, CaH-, ZnH-, PH-, AsH-,
Z. Naturforsch. A:, 1977, 32, 594. [all data]
Halmann and Platzner, 1969
Halmann, M.; Platzner, I.,
Negative Ions Produced by Electron Capture in Phosphine,
J. Phys. Chem., 1969, 73, 12, 4376, https://doi.org/10.1021/j100846a062
. [all data]
Ebinghaus, Kraus, et al., 1964
Ebinghaus, H.; Kraus, K.; Neuert, H.; Muller-Duysing, W.,
Negative Ionen durch Elecktronenresonanzeinfang in PH3, AsH3, und SiH4,
Z. Naturfor., 1964, 19A, 732. [all data]
Berkowitz and Cho, 1988
Berkowitz, J.; Cho, H.,
A photoionization study of PH: PH2 revisited,
J. Chem. Phys., 1988, 90, 1. [all data]
Berkowitz, Curtiss, et al., 1986
Berkowitz, J.; Curtiss, L.; Gibson, S.; Greene, J.; Hillhouse, G.; Pople, J.,
Photoionization mass spectrometric study and Ab initio calculation of ionization and bonding in P-H compounds. Heats of formation, bond energies, and the 3B1-1A1 separation in PH2+,
J. Chem. Phys., 1986, 84, 375. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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