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	hartrees
Energy at 0K	-27589.238424
Energy at 298.15K
HF Energy	-27588.965999
Nuclear repulsion energy	2730.871919

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	172	164	0.00	12.81	0.00	0.00
2	E	85	82	0.00	3.93	0.75	0.86
2	E	85	82	0.00	3.93	0.75	0.86
3	T₂	571	545	29.25	8.69	0.75	0.86
3	T₂	571	545	29.25	8.69	0.75	0.86
3	T₂	571	545	29.25	8.69	0.75	0.86
4	T₂	127	122	0.03	5.38	0.75	0.86
4	T₂	127	122	0.03	5.38	0.75	0.86
4	T₂	127	122	0.03	5.38	0.75	0.86

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	0.000
I2	1.297	1.297	1.297
I3	-1.297	-1.297	1.297
I4	-1.297	1.297	-1.297
I5	1.297	-1.297	-1.297

	C1	I2	I3	I4	I5
C1		2.2464	2.2464	2.2464	2.2464
I2	2.2464		3.6684	3.6684	3.6684
I3	2.2464	3.6684		3.6684	3.6684
I4	2.2464	3.6684	3.6684		3.6684
I5	2.2464	3.6684	3.6684	3.6684

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=FULL/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=FULL/3-21G

States and conformations

All results from a given calculation for CI₄ (tetraiodomethane)