Zirconium chloride
- Formula: ClZr
- Molecular weight: 126.677
- CAS Registry Number: 14989-34-5
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Constants of diatomic molecules
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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: 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| System A: 1 | R | 35231.7 H | ||||||||||
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| System A: | R | 34816.4 H | ||||||||||
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| R | 34354.6 H | |||||||||||
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| System B: 2 | (26918) | |||||||||||
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| State | Te | ωe | ωexe | ωeye | Be | αe | γe | De | βe | re | Trans. | ν00 |
| System C: 3 | R | 24704.6 H | ||||||||||
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| System C: | R | 24530.4 H | ||||||||||
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| R | 24343.8 H | |||||||||||
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| R | (24155) | |||||||||||
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Notes
| 1 | Three 0-0 sequences (ω'-ω" ~ +15) of line-like heads. Ω'=1/2,3/2,5/2 → 4Σ ? |
| 2 | Very complex system of R and V shaded band heads in the region 26300 - 27600 cm-1; in emission. |
| 3 | Four 0-0 sequences (ω'-ω" ~ +8) of complex structure. 4Π → 4Σ ? |
References
Go To: Top, 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.
No reference data available.
Notes
Go To: Top, Constants of diatomic molecules, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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