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	hartrees
Energy at 0K	-623.066401
Energy at 298.15K
HF Energy	-622.172629
Nuclear repulsion energy	184.691248

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁'	1122	1122	0.00
2	A₂"	521	521	36.85
3	E'	1451	1451	205.65
3	E'	1451	1451	205.65
4	E'	544	544	29.73
4	E'	544	544	29.73

Atom	x (Å)	y (Å)
S1	0.000	0.000
O2	0.000	1.418
O3	1.228	-0.709
O4	-1.228	-0.709

	S1	O2	O3	O4
S1		1.4178	1.4178	1.4178
O2	1.4178		2.4558	2.4558
O3	1.4178	2.4558		2.4558
O4	1.4178	2.4558	2.4558

atom1	atom2	atom3	angle		atom1	atom2	atom3	angle
O2	S1	O3	120.000		O2	S1	O4	120.000
O3	S1	O4	120.000

All results from a given calculation for SO₃ (Sulfur trioxide)

using model chemistry: CCSD/aug-cc-pV(T+d)Z

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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All results from a given calculation for SO3 (Sulfur trioxide)

using model chemistry: CCSD/aug-cc-pV(T+d)Z

States and conformations

All results from a given calculation for SO₃ (Sulfur trioxide)