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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-7025.947579
Energy at 298.15K 
HF Energy-7025.605415
Nuclear repulsion energy211.962116
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 CCD/3-21G*
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' 3112 2977 13.36      
2 A' 1567 1499 0.82      
3 A' 1353 1294 86.00      
4 A' 1087 1040 98.59      
5 A' 568 544 39.20      
6 A' 254 243 0.75      
7 A" 3184 3046 6.75      
8 A" 1254 1199 1.60      
9 A" 900 861 0.46      

Unscaled Zero Point Vibrational Energy (zpe) 6639.8 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 6351.0 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 CCD/3-21G*
ABC
1.21687 0.09073 0.08585

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.545 -1.514 0.000
F2 -0.614 -2.308 0.000
I3 0.000 0.627 0.000
H4 1.130 -1.685 0.905
H5 1.130 -1.685 -0.905

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.40532.20961.09091.0909
F21.40532.99882.06162.0616
I32.20962.99882.72762.7276
H41.09092.06162.72761.8104
H51.09092.06162.72761.8104

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 110.111 F2 C1 H4 110.729
F2 C1 H5 110.729 I3 C1 H4 106.474
I3 C1 H5 106.474 H4 C1 H5 112.141
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability