HCP+
- Formula: CHP+
- Molecular weight: 43.9919
- CAS Registry Number: 79606-14-7
- Information on this page:
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Vibrational and/or electronic energy levels
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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 by: Marilyn E. Jacox
State: A
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| To = 16765.17 | gas | A-X | 555 | 755 | King, Kroto, et al., 1981 | ||
| King, Klapstein, et al., 1982 | |||||||
| King, Kuhn, et al., 1987 | |||||||
| Sunahori, Zhang, et al., 2007 | |||||||
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| Σ+ | 1 | CH stretch | 2985.6 ± 0.4 | gas | EF LF | King, Kuhn, et al., 1987 Sunahori, Zhang, et al., 2007 | |
| Π | 2 | Bend | 706.4 ± 1.0 | gas | EF | King, Kuhn, et al., 1987 | |
| Σ+ | 3 | CP stretch | 1275.4 ± 0.4 | gas | EF LF | King, Kuhn, et al., 1987 Sunahori, Zhang, et al., 2007 | |
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| Σ+ | 1 | CH stretch | 3125.1 ± 0.4 | gas | EF | King, Kuhn, et al., 1987 | |
| Π | 2 | Bend | 642.3 ± 1.0 | gas | EF | King, Kuhn, et al., 1987 | |
| Σ+ | 3 | CP stretch | 1147.1 ± 0.4 | gas | EF | King, Kroto, et al., 1981 King, Klapstein, et al., 1982 King, Kuhn, et al., 1987 | |
Additional references: Jacox, 1994, page 34; Frost, Lee, et al., 1973
Notes
| o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
References
Go To: Top, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
King, Kroto, et al., 1981
King, M.A.; Kroto, H.W.; Nixon, J.F.; Klapstein, D.; Maier, J.P.; Marthaler, O.,
Ã2Σ+ → X+Π Emission spectra of the phosphaethyne cations, HC«58876»P+ and DC«58876»P+,
Chem. Phys. Lett., 1981, 82, 3, 543, https://doi.org/10.1016/0009-2614(81)85437-1
. [all data]
King, Klapstein, et al., 1982
King, M.A.; Klapstein, D.; Kroto, H.W.; Maier, J.P.; Nixon, J.F.,
2Σ+ → 2Πi emission spectra of the phosphaethyne cations HCP+ and DCP+,
J. Mol. Struct., 1982, 80, 23, https://doi.org/10.1016/0022-2860(82)87203-7
. [all data]
King, Kuhn, et al., 1987
King, M.A.; Kuhn, R.; Maier, J.P.,
Mol. Phys., 1987, 60, 4, 867, https://doi.org/10.1080/00268978700100581
. [all data]
Sunahori, Zhang, et al., 2007
Sunahori, F.X.; Zhang, X.; Clouthier, D.J.,
Electronic spectroscopy of jet-cooled HCP[sup +]: Molecular structure, phosphorus hyperfine structure, and Renner-Teller analysis,
J. Chem. Phys., 2007, 127, 10, 104312, https://doi.org/10.1063/1.2767264
. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]
Frost, Lee, et al., 1973
Frost, D.C.; Lee, S.T.; McDowell, C.A.,
The photoelectron spectrum of HCP and comments on the first photoelectron band of HCN,
Chem. Phys. Lett., 1973, 23, 472. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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