CCCBDB listing of experimental data page 2

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Property	Value	Uncertainty	units	Reference
Hfg(298.15K)	57.40	6.21	kJ mol^-1	2005Se
Hfg(0K)		6.21	kJ mol^-1	2005Se
Entropy (298.15K)	233.70	1.00	J K^-1 mol^-1	2005Se
Heat Capacity (298.15K)	32.52	0.25	J K^-1 mol^-1	2005Se

Mode Number	Symmetry	Frequency			Intensity			Comment	Description
Mode Number	Symmetry	Fundamental(cm^-1)	Harmonic(cm^-1)	Reference	(km mol^-1)	unc.	Reference	Comment	Description
1	Σ	906	915	webbook

Description	Value	unc.	Connectivity				Reference	Comment
Description	Value	unc.	Atom 1	Atom 2	Atom 3	Atom 4	Reference	Comment
rSeO	1.639	0.001	1	2			NISTdiatomic	re

Atom	x (Å)	y (Å)	z (Å)
Se1	0.0000	0.0000	0.0000
O2	0.0000	0.0000	1.6395

	Se1	O2
Se1		1.6395
O2	1.6395

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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You are here: Experimental > One molecule all properties

State	Config	State description	Conf description	Exp. min.	Dipole (Debye)				Reference	comment	Point Group	Components
State	Config	State description	Conf description	Exp. min.	x	y	z	total	Reference	comment	Point Group	dipole	quadrupole
1	1	³Σ	C_∞v	True			2.010	2.010	1971Byf/Car:271		C_∞v	1	1
2	1	¹?	C_∞v	True							C_∞v	1	1

squib	reference	DOI
1971Byf/Car:271	CR Byfleet, A Carrington, DK Russell, "Electric dipole moments of open-shell diatomic molceules" Molecular Physics 1971, 20(2), 271-277	10.1080/00268977100100251
2005Se	A Olin, B Nolang, G Osadchii, L-O Ohman, E Rosen, "CHEMICAL THERMODYNAMICS OF SELENIUM", OECD Nuclear Energy Agency, Elsevier, 2005
NISTdiatomic	NIST Diatomic Spectral Database (www.physics.nist.gov/PhysRefData/MolSpec/Diatomic/index.html)	10.18434/T4T59X
webbook	NIST Chemistry Webbook (http://webbook.nist.gov/chemistry)	10.18434/T4D303

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Experimental data for SeO (Selenium monoxide)