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	hartrees
Energy at 0K	-152.185828
Energy at 298.15K	-152.186863
HF Energy	-151.731807
Nuclear repulsion energy	58.133856

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3271	3054	22.39
2	A₁	2216	2069	655.32
3	A₁	1465	1368	11.11
4	A₁	1178	1100	6.51
5	B₁	601	561	102.18
6	B₁	487	454	45.45
7	B₂	3381	3158	5.18
8	B₂	1026	958	5.51
9	B₂	440	411	3.90

Atom	y (Å)	z (Å)
C1	0.000	-1.220
C2	0.000	0.101
O3	0.000	1.276
H4	0.939	-1.747
H5	-0.939	-1.747

	C1	C2	O3	H4	H5
C1		1.3214	2.4960	1.0769	1.0769
C2	1.3214		1.1746	2.0732	2.0732
O3	2.4960	1.1746		3.1653	3.1653
H4	1.0769	2.0732	3.1653		1.8787
H5	1.0769	2.0732	3.1653	1.8787

atom1	atom2	atom3	angle		atom1	atom2	atom3	angle
C1	C2	O3	180.000		C2	C1	H4	119.281
C2	C1	H5	119.281		H4	C1	H5	121.438

All results from a given calculation for CH₂CO (Ketene)

using model chemistry: CCSD/6-31+G**

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 CH2CO (Ketene)

using model chemistry: CCSD/6-31+G**

States and conformations

All results from a given calculation for CH₂CO (Ketene)