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	hartrees
Energy at 0K	-189.384438
Energy at 298.15K	-189.382158
HF Energy	-189.384438
Nuclear repulsion energy

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	Σ	2373	2268	1776.90
2	Σ	2013	1925	68.97
3	Σ	977	934	0.28
4	Π	612	585	29.71
4	Π	612	585	29.71
5	Π	130	124	4.74
5	Π	130	124	4.74

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	-2.020
C2	0.000	0.000	-0.757
C3	0.000	0.000	0.538
O4	0.000	0.000	1.680

	C1	C2	C3	O4
C1		1.2627	2.5578	3.7002
C2	1.2627		1.2950	2.4375
C3	2.5578	1.2950		1.1424
O4	3.7002	2.4375	1.1424

Number	Element	Mulliken
1	C	0.010
2	C	-0.286
3	C	0.351
4	O	-0.075

All results from a given calculation for C₃O (Tricarbon monoxide)

using model chemistry: wB97X-D/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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<r²>	67.248
(<r²>)^1/2	8.200

All results from a given calculation for C3O (Tricarbon monoxide)

using model chemistry: wB97X-D/cc-pVTZ

States and conformations

All results from a given calculation for C₃O (Tricarbon monoxide)