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	hartrees
Energy at 0K	-27589.812919
Energy at 298.15K
HF Energy	-27589.240521
Nuclear repulsion energy	2770.130556

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)	Raman Act (Å⁴/u)	Dep P	Dep U
1	A₁	184	175	0.00	12.48	0.00	0.00
2	E	84	80	0.00	2.36	0.75	0.86
2	E	84	80	0.00	2.36	0.75	0.86
3	T₂	603	573	33.46	7.32	0.75	0.86
3	T₂	603	573	33.46	7.32	0.75	0.86
3	T₂	603	573	33.46	7.32	0.75	0.86
4	T₂	122	116	0.02	3.16	0.75	0.86
4	T₂	122	116	0.02	3.16	0.75	0.86
4	T₂	122	116	0.02	3.16	0.75	0.86

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	0.000
I2	1.279	1.279	1.279
I3	-1.279	-1.279	1.279
I4	-1.279	1.279	-1.279
I5	1.279	-1.279	-1.279

	C1	I2	I3	I4	I5
C1		2.2146	2.2146	2.2146	2.2146
I2	2.2146		3.6164	3.6164	3.6164
I3	2.2146	3.6164		3.6164	3.6164
I4	2.2146	3.6164	3.6164		3.6164
I5	2.2146	3.6164	3.6164	3.6164

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
I2	C1	I3	109.471	I2	C1	I4	109.471
I2	C1	I5	109.471	I3	C1	I4	109.471
I3	C1	I5	109.471	I4	C1	I5	109.471

All results from a given calculation for CI₄ (tetraiodomethane)

using model chemistry: MP2/3-21G*

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 CI4 (tetraiodomethane)

using model chemistry: MP2/3-21G*

States and conformations

All results from a given calculation for CI₄ (tetraiodomethane)