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	hartrees
Energy at 0K	-521.556333
Energy at 298.15K
HF Energy	-521.556333
Nuclear repulsion energy	143.733249

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)	Raman Act (Å⁴/u)	Dep P	Dep U
1	A₁	1157	1157	29.12	34.15	0.16	0.28
2	A₁	444	444	45.34	2.47	0.72	0.84
3	B₂	1196	1196	199.18	11.15	0.75	0.86

Atom	y (Å)	z (Å)
Se1	0.000	0.270
O2	1.304	-0.574
O3	-1.304	-0.574

	Se1	O2	O3
Se1		1.5541	1.5541
O2	1.5541		2.6089
O3	1.5541	2.6089

Number	Element	Mulliken
1	Se	1.064
2	O	-0.532
3	O	-0.532

All results from a given calculation for SeO₂ (Selenium dioxide)

using model chemistry: HF/cc-pVTZ-PP

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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<r²>	52.398
(<r²>)^1/2	7.239

All results from a given calculation for SeO2 (Selenium dioxide)

using model chemistry: HF/cc-pVTZ-PP

States and conformations

All results from a given calculation for SeO₂ (Selenium dioxide)