Nickel monochloride


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 March, 1975

Symbols used in the table of constants
SymbolMeaning
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)
Diatomic constants for (58)Ni(35)Cl
StateTeωeωexeωeyeBeαeγeDeβereTrans.ν00
Large number of R shaded emission bands in the regions 11000 - 15000 and 18000 - 26000 cm-1. The ground state has not been identified and all assignments must be considered as preliminary.
System A1: 24623.7 394.5 HQ 0.35 1        R 24613.4 HQ
More, 1938; missing citation
System A2: 2           R 24411.6 HQ
More, 1938; Mesnage, 1939; missing citation
System A3: 24138.3 380 H 3         R 24129.8 H
More, 1938; missing citation
StateTeωeωexeωeyeBeαeγeDeβereTrans.ν00
System B1: 23347.1 375 H 4         R 23333.6 H
Reddy and Rao, 1960
System B2: 23233.1 406.6 H 2.75 5        R 23223.0 H
More, 1938; Mesnage, 1939; missing citation
System C: 22749.0 397.8 HQ 0.75 6        R 22738.8 HQ
More, 1938; Mesnage, 1939; missing citation
System D: 21914.7 398 HQ 7         R 21905.2 HQ
missing citation
StateTeωeωexeωeyeBeαeγeDeβereTrans.ν00
System E1: 21762.2 405.2 H 1.3 8        R 21747.3 H
missing citation
System E2: 21649.4 383.1 HQ 9         R 21639.4 HQ
missing citation
System I: 20545.3 409.6 HQ 0.80 10         20534.4 HQ
Rao and Rao, 1969
System II: 20284.2 382.8 HQ 11         R 20264.0 HQ
Rao and Rao, 1969
StateTeωeωexeωeyeBeαeγeDeβereTrans.ν00
System III: 19980.1 403.6 HQ 0.05 12         19967.0 HQ
Rao and Rao, 1969
System IV: 18689.4 412.6 H 1.60 13        R 18679.1 H
Rao and Rao, 1969
System F: 14441.2 407.2 H 2.5 14        R 14434.2 H
Rao, Reddy, et al., 1962
System G: 12976.5 395.0 H 1.55 15        R 12961.6 H
Rao, Reddy, et al., 1962
StateTeωeωexeωeyeBeαeγeDeβereTrans.ν00
System H: 12276.8 416.0 HQ 16         R 12270.8 HQ
Rao, Reddy, et al., 1962
System I: 11913.1 395.0 H 1.40 17        R 11909.3 H
Rao, Reddy, et al., 1962
System J: 11511.3 398.7 HQ 1.45 18        R 11508.0 HQ
Rao, Reddy, et al., 1962

Notes

1ω"e = 415.5 ω"ex"e = 1.3 20
20-0 sequence only. 25
3ω"e = 397 21
4ω"e = 402 22
5ω"e = 426.3 ω"ex"e = 1.9 23
6ω"e = 418.2 ω"ex"e = 0.70 24
7ω"e = 417 25
8ω"e = 435.3 ω"ex"e = 1.85 25
9ω"e = 404.0 ω"ex"e = 1.65 25
10ω"e = 431.1 ω"ex"e = 0.20 $TRANS R
11ω"e = 423.9 ω"ex"e = 1.35
12ω"e = 430.0 ω"ex"e = 0.30 $TRANS R
13ω"e = 433.2 ω"ex"e = 1.65
14ω"e = 420 26
15ω"e = 424
16ω"e = 428
17ω"e = 402
18ω"e = 405.2 ω"ex"e = 1.15
19Thermochemical value (flame photometry.) Bulewicz, Phillips, et al., 1961.
20System 4 of More, 1938. Alternative assignments in Krishnamurty, 1952.
21System 3 of More, 1938. Alternative assignments in Mesnage, 1939, Krishnamurty, 1952.
22Alternative assignments in Mesnage, 1939, Krishnamurty, 1952.
23System 2 of More, 1938. Alternative assignments in Krishnamurty, 1952.
24System 1 of More, 1938. Alternative assignments in Krishnamurty, 1952.
25Alternative assignments in Krishnamurty, 1952.
26Results of a rotational analysis in Rao and Rao, 1969. Uncertain.

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

More, 1938
More, K.R., Spectra of the monochlorides of nickel, cobalt and iron, Phys. Rev., 1938, 54, 122. [all data]

Mesnage, 1939
Mesnage, P., Recherches sur les decharges de haute frequence et leur application a la spectroscopie moleculaire, Ann. Phys. (Paris), 1939, 12, 5. [all data]

Reddy and Rao, 1960
Reddy, S.P.; Rao, P.T., The band spectra of NiCl and NiBr in the visible, Proc. Phys. Soc. London, 1960, 75, 275. [all data]

Rao and Rao, 1969
Rao, N.V.K.; Rao, P.T., The emission spectrum of nickel monochloride, Curr. Sci., 1969, 38, 589. [all data]

Rao, Reddy, et al., 1962
Rao, S.V.K.; Reddy, S.P.; Rao, P.T., New band systems of NiCl in the photographic infrared, Z. Phys., 1962, 166, 261. [all data]

Bulewicz, Phillips, et al., 1961
Bulewicz, E.M.; Phillips, L.F.; Sugden, T.M., Determination of dissociation constants and heats of formation of simple molecules by flame photometry. Part 8. Stabilities of the gaseous diatomic halides of certain metals, Trans. Faraday Soc., 1961, 57, 921. [all data]

Krishnamurty, 1952
Krishnamurty, V.G., The complex band spectrum of nickel chloride (NiCl), Indian J. Phys., 1952, 26, 207. [all data]


Notes

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