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	hartrees
Energy at 0K	-189.348965
Energy at 298.15K	-189.346593
HF Energy	-189.348965
Nuclear repulsion energy	76.197446

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	Σ	2374	2374	1923.92
2	Σ	2029	2029	67.80
3	Σ	977	977	0.28
4	Π	600	600	27.36
4	Π	600	600	27.36
5	Π	107	107	4.03
5	Π	107	107	4.03

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	-2.038
C2	0.000	0.000	-0.763
C3	0.000	0.000	0.545
O4	0.000	0.000	1.692

	C1	C2	C3	O4
C1		1.2753	2.5834	3.7295
C2	1.2753		1.3081	2.4542
C3	2.5834	1.3081		1.1462
O4	3.7295	2.4542	1.1462

Number	Element	Mulliken
1	C	-0.730
2	C	0.725
3	C	0.187
4	O	-0.183

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

using model chemistry: M06-2X/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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<r²>	68.294
(<r²>)^1/2	8.264

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

using model chemistry: M06-2X/aug-cc-pVDZ

States and conformations

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