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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-7056.381633
Energy at 298.15K 
HF Energy-7055.299638
Nuclear repulsion energy216.276615
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=FULL/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3153 2986 14.16 98.34 0.10 0.18
2 A' 1535 1454 0.22 10.17 0.70 0.82
3 A' 1360 1288 87.68 2.90 0.35 0.51
4 A' 1108 1050 198.68 3.87 0.70 0.82
5 A' 582 552 44.67 23.52 0.29 0.45
6 A' 275 260 0.32 5.64 0.43 0.60
7 A" 3245 3073 4.31 58.51 0.75 0.86
8 A" 1285 1217 3.18 6.50 0.75 0.86
9 A" 905 857 0.86 3.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6723.8 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 6368.1 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=FULL/6-311G*
ABC
1.29578 0.09416 0.08932

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.523 -1.485 0.000
F2 -0.593 -2.264 0.000
I3 0.000 0.616 0.000
H4 1.097 -1.672 0.904
H5 1.097 -1.672 -0.904

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.36152.16471.08691.0869
F21.36152.94052.00622.0062
I32.16472.94052.69352.6935
H41.08692.00622.69351.8076
H51.08692.00622.69351.8076

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 110.940 F2 C1 H4 109.534
F2 C1 H5 109.534 I3 C1 H4 107.149
I3 C1 H5 107.149 H4 C1 H5 112.504
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability