Ytterbium monochloride
- Formula: ClYb
- Molecular weight: 208.507
- CAS Registry Number: 13943-41-4
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Gas phase ion energetics data
Go To: Top, Constants of diatomic molecules, 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: Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
View reactions leading to ClYb+ (ion structure unspecified)
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| Yb+ | 10.07 ± 0.06 | Cl | EI | Sapegin, Baluev, et al., 1984 |
Constants of diatomic molecules
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: Klaus P. Huber and Gerhard H. Herzberg
Data collected through July, 1975
| Symbol | Meaning |
|---|---|
| State | electronic state and / or symmetry symbol |
| Te | minimum electronic energy (cm-1) |
| ωe | vibrational constant – first term (cm-1) |
| ωexe | vibrational constant – second term (cm-1) |
| ωeye | vibrational constant – third term (cm-1) |
| Be | rotational constant in equilibrium position (cm-1) |
| αe | rotational constant – first term (cm-1) |
| γe | rotation-vibration interaction constant (cm-1) |
| De | centrifugal distortion constant (cm-1) |
| βe | rotational constant – first term, centrifugal force (cm-1) |
| re | internuclear distance (Å) |
| Trans. | observed transition(s) corresponding to electronic state |
| ν00 | position of 0-0 band (units noted in table) |
| State | Te | ωe | ωexe | ωeye | Be | αe | γe | De | βe | re | Trans. | ν00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| B (2Σ) 2 | 19928.0 | 315.0 H | 2.0 1 | B → X V | 19939.1 H | |||||||
| ↳Gatterer, Piccardi, et al., 1942 | ||||||||||||
| A2 (2Π) 2 | 19369.3 | 314.6 H | 1.38 | A2 → X V | 19380.0 H | |||||||
| ↳missing citation | ||||||||||||
| A1 (2Π) 2 | 17882.0 3 | 314.4 H | 1.12 | .0072 | A1 → X V | 17892.1 H | ||||||
| ↳missing citation | ||||||||||||
| X (2Σ) | 0 2 | 293.6 4 H | 1.23 4 | |||||||||
Notes
| 1 | (fragment only) |
| 2 | Uncertain. The D values from the rotational analysis are approximately twice as large as the values calculated from D = 4B3/ω2. |
| 3 | Not certain that this is the ground state. |
| 4 | missing note |
References
Go To: Top, Gas phase ion energetics data, Constants of diatomic molecules, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Sapegin, Baluev, et al., 1984
Sapegin, A.M.; Baluev, A.V.; Evdokimov, V.I.,
Mass-spectrometric investigation of the thermochemistry of the chlorides of the lanthanides,
Russ. J. Phys. Chem., 1984, 58, 1792. [all data]
Gatterer, Piccardi, et al., 1942
Gatterer, A.; Piccardi, G.; Vincenzi, Fr.,
Uber zwei bandenspektren des ytterbiums,
Ric. Spettrosc. Lab. Astrofis. Specola Vaticana, 1942, 1, 181. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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