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	hartrees
Energy at 0K	-341.185251
Energy at 298.15K
HF Energy	-341.185251
Nuclear repulsion energy	230.652433

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3302	3302	2.92
2	A₁	1966	1966	776.48
3	A₁	1699	1699	5.54
4	A₁	1217	1217	180.52
5	A₁	1138	1138	10.55
6	A₁	936	936	30.64
7	A₁	754	754	4.47
8	A₂	859	859	0.00
9	A₂	588	588	0.00
10	B₁	807	807	6.90
11	B₁	723	723	86.82
12	B₁	245	245	0.81
13	B₂	3275	3275	21.29
14	B₂	1389	1389	41.57
15	B₂	1124	1124	114.86
16	B₂	1088	1088	15.02
17	B₂	913	913	1.66
18	B₂	540	540	0.02

Atom	y (Å)	z (Å)
C1	0.000	0.782
O2	0.000	1.964
O3	1.099	-0.019
O4	-1.099	-0.019
C5	0.661	-1.324
C6	-0.661	-1.324
H7	1.400	-2.101
H8	-1.400	-2.101

	C1	O2	O3	O4	C5	C6	H7	H8
C1		1.1817	1.3598	1.3598	2.2070	2.2070	3.2051	3.2051
O2	1.1817		2.2669	2.2669	3.3532	3.3532	4.2992	4.2992
O3	1.3598	2.2669		2.1975	1.3762	2.1904	2.1037	3.2524
O4	1.3598	2.2669	2.1975		2.1904	1.3762	3.2524	2.1037
C5	2.2070	3.3532	1.3762	2.1904		1.3214	1.0728	2.2024
C6	2.2070	3.3532	2.1904	1.3762	1.3214		2.2024	1.0728
H7	3.2051	4.2992	2.1037	3.2524	1.0728	2.2024		2.7998
H8	3.2051	4.2992	3.2524	2.1037	2.2024	1.0728	2.7998

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	O3	C5	107.538	C1	O4	C6	107.538
O2	C1	O3	126.098	O2	C1	O4	126.098
O3	C1	O4	107.805	O3	C5	C6	108.560
O3	C5	H7	117.884	O4	C6	C5	108.560
O4	C6	H8	117.884	C5	C6	H8	133.556
C6	C5	H7	133.556

All results from a given calculation for C₃H₂O₃ (vinylene carbonate)

using model chemistry: M06-2X/daug-cc-pVTZ

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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Number	Element	Mulliken
1	C	1.554
2	O	-1.455
3	O	-0.658
4	O	-0.658
5	C	-0.286
6	C	-0.286
7	H	0.894
8	H	0.894

<r²>	113.641
(<r²>)^1/2	10.660

All results from a given calculation for C3H2O3 (vinylene carbonate)

using model chemistry: M06-2X/daug-cc-pVTZ

States and conformations

All results from a given calculation for C₃H₂O₃ (vinylene carbonate)