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Silver chloride

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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 October, 1974

Symbols used in the table of constants
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 107Ag35Cl
D (48800) (290) 1         D larrow X R 
Jenkins and Rochester, 1937
Continuous absorption above 47500 cm-1.
Jenkins and Rochester, 1937
C 43525.7 294.1 H 1.70        C larrow X R 43500.9 2 H
Jenkins and Rochester, 1937
B 0+ 31602.65 278.36 Z 4.047 3  0.119127 0.001492 4  9.40E-08 5  2.31742 B lrarrow X R 31569.32 Z
missing citation; Brice, 1931; Mulliken, 1937; Barrow, Morgan, et al., 1959; Clements and Barrow, 1967
Continuous absorption with maximum at 30300 cm-1.
Davidovits and Bellisio, 1969
X 1Sigma+ 0 343.49 Z 1.17  0.12298388 0.000595405 6.281E-07 6.3054E-8 6 -1.8E-11 2.280792 7  
Krisher and Norris, 1966; Pearson and Gordy, 1966; Hoeft, Lovas, et al., 1971


1Fragments of two progressions.
20-0 band not observed.
3The vibrational levels converge rapidly above v=4.
4alphav= +[6.2(v+1/2)2 - 2.9(v+1/2)3]E-5 (for v leq 4).
5Dv= -[0.0257(v+1/2)-0.467(v+1/2)2]E-8 (for v leq 4).
6He = -0.97E-14
7Microwave sp. 9
8Thermochemical value Hildenbrand, 1970.
9muel = 5.70 D Krisher and Norris, 1966. [ Krisher and Norris, 1966, criticised by Hoeft, Lovas, et al., 1971 for neglect of quadrupole hfs). For value of eqQ(35Cl) see Hoeft, Lovas, et al., 1971.


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

Jenkins and Rochester, 1937
Jenkins, F.A.; Rochester, G.D., Extension of the spectrum of AgCl, Phys. Rev., 1937, 52, 1141. [all data]

Brice, 1931
Brice, B.A., Absorption band spectra of silver bromide and silver iodide vapors, Phys. Rev., 1931, 38, 658. [all data]

Mulliken, 1937
Mulliken, R.S., Low electronic states of simple heteropolar diatomic molecules: III. Hydrogen and univalent metal halides, Phys. Rev., 1937, 51, 310. [all data]

Barrow, Morgan, et al., 1959
Barrow, R.F.; Morgan, E.; Wright, C.V., Internuclear distances in gaseous silver halides, Proc. Chem. Soc. London, 1959, 303. [all data]

Clements and Barrow, 1967
Clements, R.M.; Barrow, R.F., Rotational analysis of bands of the B-X system of gaseous AgCl, Trans. Faraday Soc., 1967, 63, 2876. [all data]

Davidovits and Bellisio, 1969
Davidovits, P.; Bellisio, J.A., Ultraviolet Absorption Cross Sections for the Thallium Halide and Silver Halide Vapors, J. Chem. Phys., 1969, 50, 8, 3560-3567. [all data]

Krisher and Norris, 1966
Krisher, L.C.; Norris, W.G., Microwave spectrum of silver chloride, J. Chem. Phys., 1966, 44, 391. [all data]

Pearson and Gordy, 1966
Pearson, E.; Gordy, W., Millimeter- and submillimeter-wave spectra and molecular constants of silver chloride, Phys. Rev., 1966, 152, 42. [all data]

Hoeft, Lovas, et al., 1971
Hoeft, J.; Lovas, F.J.; Tiemann, F.; Torring, T., Die Mikrowellen-Rotationsspektren des AgCl, AgBr, and AgJ, Z. Naturforsch. A, 1971, 26, 240. [all data]

Hildenbrand, 1970
Hildenbrand, D.L., Dissociation energies and chemical bonding in the alkaline-earth chlorides from mass spectrometric studies, J. Chem. Phys., 1970, 52, 5751. [all data]


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