tin telluride

Formula: SnTe
Molecular weight: 246.31
IUPAC Standard InChI: InChI=1S/Sn.Te
IUPAC Standard InChIKey: WYUZTTNXJUJWQQ-UHFFFAOYSA-N
CAS Registry Number: 12040-02-7
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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Other names: Tin monotelluride
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Other data available:
- Gas phase ion energetics data
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- Microwave spectra (on physics lab web site)
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Constants of diatomic molecules

Data compiled by: Klaus P. Huber and Gerhard H. Herzberg

Data collected through August, 1977

Symbols used in the table of constants
Symbol	Meaning
State	electronic state and / or symmetry symbol
T_e	minimum electronic energy (cm^-1)
ω_e	vibrational constant – first term (cm^-1)
ω_ex_e	vibrational constant – second term (cm^-1)
ω_ey_e	vibrational constant – third term (cm^-1)
B_e	rotational constant in equilibrium position (cm^-1)
α_e	rotational constant – first term (cm^-1)
γ_e	rotation-vibration interaction constant (cm^-1)
D_e	centrifugal distortion constant (cm^-1)
β_e	rotational constant – first term, centrifugal force (cm^-1)
r_e	internuclear distance (Å)
Trans.	observed transition(s) corresponding to electronic state
ν₀₀	position of 0-0 band (units noted in table)

Diatomic constants for ⁽¹²⁰⁾Sn^(13O)Te
State	T_e	ω_e	ω_ex_e	ω_ey_e	B_e	α_e	γ_e	D_e	β_e	r_e	Trans.	ν₀₀
J	(47620)	(230) H									J ← X R	(47245) H
J	↳Sharma, 1946; missing citation
I	44033.5	229.7 H	1.25	-0.003							I ← X R	44018.4 H
I	↳Sharma, 1946; missing citation
H	30818.3	201.0 H	0.6								H ← X R	30789.0 H
H	↳Sharma, 1945; Sharma, 1946
G	29071.8	200.8 H	0.3								G ← X R	29042.5 H
G	↳Sharma, 1945; Sharma, 1946
State	T_e	ω_e	ω_ex_e	ω_ey_e	B_e	α_e	γ_e	D_e	β_e	r_e	Trans.	ν₀₀
F	28545.9	98.0 H	1.0								F ← X R	28465.0 H
F	↳Sharma, 1945; Sharma, 1946
E	(27642.8)	(135.0) H	(2.5)								E ↔ X 1 R	(27580.0) H
E	↳missing citation
D	25444.3	179.1 H	0.40								D ↔ X R	25404.1 H
D	↳missing citation; missing citation; missing citation
C	21418.6	218.1 H	0.98								C ← X R	21397.8 H
C	↳missing citation
State	T_e	ω_e	ω_ex_e	ω_ey_e	B_e	α_e	γ_e	D_e	β_e	r_e	Trans.	ν₀₀
B	20394.9	230.3 H	1.53	-0.013							B ← X R	16803.5 H
B	↳missing citation
A	16844.0	178.5 H	0.44								A ← X R	H
A	↳missing citation
X ¹Σ⁺	0	259.5 H	0.50		0.04247917 2	9.543E-5 3		5.5E-9		2.522814 4
X ¹Σ⁺	↳Hoeft and Tiemann, 1968

Notes

According to Vago and Barrow, 1946 the assignments in this system are quite uncertain; ν_e ~28000 Vago and Barrow, 1946, ω'_e ~ 150 Vago and Barrow, 1946.

Rotational constants for ¹²⁰Sn¹³⁰Te.

α_v= -5.₃E-8(v+1/2)² + 1.₈E-9(v+1/2)³.

Microwave sp. 6

Thermochemical value (mass-spectrometry) Colin and Drowart, 1964, corrected for the new value of D₀⁰(Te₂).

Dipole moment of ¹²⁰Sn¹³⁰Te: μ_el(v=0) = 2.19 D Hoeft, Lovas, et al., 1969, from Stark effect of microwave spectrum Hoeft, Lovas, et al., 1969. Microwave spectra have been observed for 27 isotopic molecules Hoeft and Tiemann, 1968.

References

Go To: Top, Constants of diatomic molecules, Notes

Sharma, 1946
Sharma, D., Some new ultra-violet band systems of selenides and tellurides of tin and lead, Nature (London), 1946, 157, 663. [all data]

Sharma, 1945
Sharma, D., Some new band systems of SnTe molecule in the near ultra-violet, Proc. Natl. Acad. Sci. India Sect. A, 1945, 14, 232. [all data]

Hoeft and Tiemann, 1968
Hoeft, J.; Tiemann, E., Das Mikrowellenrotationsspektrum des SnTe, Z. Naturforsch. A, 1968, 23, 1034. [all data]

Vago and Barrow, 1946
Vago, E.E.; Barrow, R.F., Ultra-violet absorption band-systems of SnSe and SnTe, Proc. Phys. Soc. London, 1946, 58, 707. [all data]

Colin and Drowart, 1964
Colin, R.; Drowart, J., Thermodynamic study of tin selenide and tin telluride using a mass spectrometer, J. Chem. Soc. Faraday Trans., 1964, 60, 673. [all data]

Hoeft, Lovas, et al., 1969
Hoeft, J.; Lovas, F.J.; Tiemann, E.; Torring, T., Elektrisches Dipolomoment von SnSe und SnTe, Z. Naturforsch. A, 1969, 21, 1843. [all data]

Notes

Go To: Top, Constants of diatomic molecules, References

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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