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	hartrees
Energy at 0K	-276.325998
Energy at 298.15K	-276.328370
HF Energy	-275.723365
Nuclear repulsion energy	113.199547

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3345	3133	9.48
2	A₁	1806	1692	41.64
3	A₁	1314	1230	26.96
4	A₁	1046	980	60.62
5	A₁	226	212	2.45
6	A₂	837	784	0.00
7	A₂	495	463	0.00
8	B₁	804	753	29.85
9	B₂	3321	3110	1.56
10	B₂	1447	1355	29.99
11	B₂	1170	1096	93.17
12	B₂	771	722	27.78

Atom	y (Å)	z (Å)
C1	0.665	0.586
C2	-0.665	0.586
F3	1.382	-0.556
F4	-1.382	-0.556
H5	1.250	1.492
H6	-1.250	1.492

	C1	C2	F3	F4	H5	H6
C1		1.3295	1.3487	2.3437	1.0781	2.1179
C2	1.3295		2.3437	1.3487	2.1179	1.0781
F3	1.3487	2.3437		2.7633	2.0521	3.3344
F4	2.3437	1.3487	2.7633		3.3344	2.0521
H5	1.0781	2.1179	2.0521	3.3344		2.4996
H6	2.1179	1.0781	3.3344	2.0521	2.4996

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	F4	122.110	C1	C2	H6	122.866
C2	C1	F3	122.110	C2	C1	H5	122.866
F3	C1	H5	115.024	F4	C2	H6	115.024

All results from a given calculation for C₂H₂F₂ (Ethene, 1,2-difluoro-, (Z)-)

using model chemistry: MP2/6-31G**

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 C2H2F2 (Ethene, 1,2-difluoro-, (Z)-)

using model chemistry: MP2/6-31G**

States and conformations

All results from a given calculation for C₂H₂F₂ (Ethene, 1,2-difluoro-, (Z)-)