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	hartrees
Energy at 0K	-116.555599
Energy at 298.15K
HF Energy	-115.913097
Nuclear repulsion energy	59.244151

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)
1	A₁	1090	1090
2	B₁	875	875
3	B₂	2025	2025
4	E	3240	3240
5	E	3239	3239
6	E	3156	3156
7	E	3154	3154
8	E	1489	1489
8	E	1437	1437
9	E	1019	1019
9	E	1018	1018
10	E	870	870
10	E	870	870
11	E	354	354
11	E	350	350

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	0.000
C2	0.000	0.000	1.307
C3	0.000	0.000	-1.307
H4	0.000	0.927	1.862
H5	0.000	-0.927	1.862
H6	0.927	0.000	-1.862
H7	-0.927	0.000	-1.862

	C1	C2	C3	H4	H5	H6	H7
C1		1.3074	1.3074	2.0800	2.0800	2.0800	2.0800
C2	1.3074		2.6148	1.0800	1.0800	3.3023	3.3023
C3	1.3074	2.6148		3.3023	3.3023	1.0800	1.0800
H4	2.0800	1.0800	3.3023		1.8532	3.9483	3.9483
H5	2.0800	1.0800	3.3023	1.8532		3.9483	3.9483
H6	2.0800	3.3023	1.0800	3.9483	3.9483		1.8532
H7	2.0800	3.3023	1.0800	3.9483	3.9483	1.8532

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	H4	120.911	C1	C2	H5	120.911
C1	C3	H6	120.911	C1	C3	H7	120.911
C2	C1	C3	180.000	H4	C2	H5	118.177
H6	C3	H7	118.177

All results from a given calculation for CH₂CCH₂ (allene)

using model chemistry: QCISD(T)=FULL/cc-pVQZ

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 CH2CCH2 (allene)

using model chemistry: QCISD(T)=FULL/cc-pVQZ

States and conformations

All results from a given calculation for CH₂CCH₂ (allene)