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	hartrees
Energy at 0K	-78.497200
Energy at 298.15K	-78.500375
HF Energy	-78.497200
Nuclear repulsion energy	33.266979

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)	Raman Act (Å⁴/u)	Dep P	Dep U
1	A_g	3171	3051	0.00	221.77	0.10	0.18
2	A_g	1699	1635	0.00	37.17	0.02	0.03
3	A_g	1372	1320	0.00	38.08	0.25	0.40
4	A_u	1052	1013	0.00	0.00	0.00	0.00
5	B_1u	3154	3035	14.74	0.00	0.00	0.00
6	B_1u	1452	1397	11.11	0.00	0.00	0.00
7	B_2g	986	949	0.00	3.04	0.75	0.86
8	B_2u	3268	3144	19.25	0.00	0.00	0.00
9	B_2u	821	790	0.09	0.00	0.00	0.00
10	B_3g	3240	3117	0.00	122.32	0.75	0.86
11	B_3g	1225	1179	0.00	0.10	0.75	0.86
12	B_3u	984	947	101.58	0.00	0.00	0.00

Atom	y (Å)	z (Å)
C1	0.000	0.666
C2	0.000	-0.666
H3	0.929	1.239
H4	-0.929	1.239
H5	-0.929	-1.239
H6	0.929	-1.239

	C1	C2	H3	H4	H5	H6
C1		1.3325	1.0912	1.0912	2.1193	2.1193
C2	1.3325		2.1193	2.1193	1.0912	1.0912
H3	1.0912	2.1193		1.8581	3.0966	2.4772
H4	1.0912	2.1193	1.8581		2.4772	3.0966
H5	2.1193	1.0912	3.0966	2.4772		1.8581
H6	2.1193	1.0912	2.4772	3.0966	1.8581

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	H5	121.635	C1	C2	H6	121.635
C2	C1	H3	121.635	C2	C1	H4	121.635
H3	C1	H4	116.730	H5	C2	H6	116.730

All results from a given calculation for C₂H₄ (Ethylene)

using model chemistry: HSEh1PBE/aug-cc-pVDZ

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	0.687
2	C	0.687
3	H	-0.343
4	H	-0.343
5	H	-0.343
6	H	-0.343

<r²>	23.334
(<r²>)^1/2	4.831

All results from a given calculation for C2H4 (Ethylene)

using model chemistry: HSEh1PBE/aug-cc-pVDZ

States and conformations

All results from a given calculation for C₂H₄ (Ethylene)