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	hartrees
Energy at 0K	-152.337103
Energy at 298.15K
HF Energy	-151.996024
Nuclear repulsion energy	72.195328

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)
1	A₁	3122	3028
2	A₁	1579	1531
3	A₁	1200	1163
4	A₁	1113	1080
5	A₁	786	762
6	A₂	3197	3101
7	A₂	1201	1165
8	A₂	991	961
9	B₁	3216	3119
10	B₁	1101	1068
11	B₁	843	818
12	B₂	3111	3017
13	B₂	1564	1517
14	B₂	1124	1090
15	B₂	732	710

Atom	x (Å)	y (Å)	z (Å)
O1	0.000	0.000	0.926
C2	0.000	0.750	-0.406
C3	0.000	-0.750	-0.406
H4	0.923	1.280	-0.636
H5	-0.923	1.280	-0.636
H6	-0.923	-1.280	-0.636
H7	0.923	-1.280	-0.636

	O1	C2	C3	H4	H5	H6	H7
O1		1.5290	1.5290	2.2206	2.2206	2.2206	2.2206
C2	1.5290		1.5007	1.0889	1.0889	2.2422	2.2422
C3	1.5290	1.5007		2.2422	2.2422	1.0889	1.0889
H4	2.2206	1.0889	2.2422		1.8465	3.1564	2.5600
H5	2.2206	1.0889	2.2422	1.8465		2.5600	3.1564
H6	2.2206	2.2422	1.0889	3.1564	2.5600		1.8465
H7	2.2206	2.2422	1.0889	2.5600	3.1564	1.8465

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
O1	C2	C3	60.610	O1	C2	H4	115.004
O1	C2	H5	115.004	O1	C3	C2	60.610
O1	C3	H6	115.004	O1	C3	H7	115.004
C2	O1	C3	58.781	C2	C3	H6	119.103
C2	C3	H7	119.103	C3	C2	H4	119.103
C3	C2	H5	119.103	H4	C2	H5	115.956
H6	C3	H7	115.956

All results from a given calculation for C₂H₄O (Ethylene oxide)

using model chemistry: MP4/3-21G

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 C2H4O (Ethylene oxide)

using model chemistry: MP4/3-21G

States and conformations

All results from a given calculation for C₂H₄O (Ethylene oxide)