C12H
- Formula: C12H
- Molecular weight: 145.1363
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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: 2Π
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| To = 12492 ± 5 | Ne | 2Π-X | 685 | 801 | Freivogel, Fulara, et al., 1995 | ||
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| Σ+ | 3 | 2089 ± 5 | Ne | AB | Freivogel, Fulara, et al., 1995 | ||
| 5 | 1395 ± 5 | T | Ne | AB | Freivogel, Fulara, et al., 1995 | ||
Additional references: Jacox, 1998, page 355; Jacox, 2003, page 380; Gottlieb, McCarthy, et al., 1998
Notes
| T | Tentative assignment or approximate value |
| 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.
Freivogel, Fulara, et al., 1995
Freivogel, P.; Fulara, J.; Jakobi, M.; Forney, D.; Maier, J.P.,
Electronic absorption spectra of linear carbon chains in neon matrices. II. C-2n, C2n, and C2nH,
J. Chem. Phys., 1995, 103, 1, 54, https://doi.org/10.1063/1.469621
. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Gottlieb, McCarthy, et al., 1998
Gottlieb, C.A.; McCarthy, M.C.; Travers, M.J.; Grabow, J.-U.; Thaddeus, P.,
Rotational spectra of the carbon chain free radicals C[sub 10]H, C[sub 12]H, C[sub 13]H, and C[sub 14]H,
J. Chem. Phys., 1998, 109, 13, 5433, https://doi.org/10.1063/1.477161
. [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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