CCCBDB listing of experimental data page 2

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Property	Value	Uncertainty	units	Reference
Hfg(298.15K)	0.00	0.00	kJ mol^-1	CODATA
Hfg(0K)	0.00	0.00	kJ mol^-1	CODATA
Entropy (298.15K)	205.15	0.00	J K^-1 mol^-1	CODATA
Integrated Heat Capacity (0 to 298.15K)	8.68	0.00	kJ mol^-1	CODATA
Heat Capacity (298.15K)	29.38		J K^-1 mol^-1	Gurvich

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_g	1556	1580	1979HUB/HER

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Experimental data for O2 (Oxygen diatomic)

Experimental data for O₂ (Oxygen diatomic)