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All results from a given calculation for CF3I (trifluoroiodomethane)

using model chemistry: MP2/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/LANL2DZ
 hartrees
Energy at 0K-347.745890
Energy at 298.15K-347.745104
HF Energy-347.278246
Nuclear repulsion energy160.675006
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/LANL2DZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 991 955 463.20      
2 A1 637 614 26.77      
3 A1 275 265 1.20      
4 E 1030 992 269.70      
4 E 1030 992 269.70      
5 E 462 445 3.46      
5 E 462 445 3.46      
6 E 251 242 0.26      
6 E 251 242 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 2694.0 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 2594.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/LANL2DZ
ABC
0.17175 0.04736 0.04736

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.170
I2 0.000 0.000 0.999
F3 0.000 1.312 -1.702
F4 1.136 -0.656 -1.702
F5 -1.136 -0.656 -1.702

Atom - Atom Distances (Å)
  C1 I2 F3 F4 F5
C12.16941.41581.41581.4158
I22.16943.00273.00273.0027
F31.41583.00272.27302.2730
F41.41583.00272.27302.2730
F51.41583.00272.27302.2730

picture of trifluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
I2 C1 F3 112.045 I2 C1 F4 112.045
I2 C1 F5 112.045 F3 C1 F4 106.780
F3 C1 F5 106.780 F4 C1 F5 106.780
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability