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	hartrees
Energy at 0K	-77.779407
Energy at 298.15K	-77.780934
HF Energy	-77.418491
Nuclear repulsion energy	28.482151

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A'	3284	3284	0.57
2	A'	3210	3210	2.42
3	A'	3108	3108	3.11
4	A'	1662	1662	1.99
5	A'	1415	1415	7.26
6	A'	1078	1078	7.26
7	A'	733	733	17.57
8	A"	943	943	70.57
9	A"	848	848	12.23

Atom	x (Å)	y (Å)
C1	0.049	0.721
C2	0.049	-0.587
H3	-0.681	1.512
H4	-0.879	-1.153
H5	0.966	-1.163

	C1	C2	H3	H4	H5
C1		1.3079	1.0767	2.0918	2.0951
C2	1.3079		2.2225	1.0877	1.0824
H3	1.0767	2.2225		2.6731	3.1414
H4	2.0918	1.0877	2.6731		1.8448
H5	2.0951	1.0824	3.1414	1.8448

atom1	atom2	atom3	angle		atom1	atom2	atom3	angle
C1	C2	H4	121.392		C1	C2	H5	122.159
C2	C1	H3	137.303		H4	C2	H5	116.448

All results from a given calculation for C₂H₃ (vinyl)

using model chemistry: CCSD=FULL/6-311+G(3df,2p)

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 C2H3 (vinyl)

using model chemistry: CCSD=FULL/6-311+G(3df,2p)

States and conformations

All results from a given calculation for C₂H₃ (vinyl)