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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: B3PW91/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/cc-pVTZ-PP
 hartrees
Energy at 0K-434.990310
Energy at 298.15K 
HF Energy-434.990310
Nuclear repulsion energy119.202723
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 B3PW91/cc-pVTZ-PP
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' 3096 3096 10.26 117.11 0.08 0.15
2 A' 1485 1485 0.53 7.21 0.73 0.84
3 A' 1290 1290 52.93 3.48 0.13 0.23
4 A' 1097 1097 221.03 2.95 0.53 0.70
5 A' 571 571 44.63 24.52 0.21 0.35
6 A' 267 267 0.19 5.36 0.34 0.51
7 A" 3183 3183 2.21 57.65 0.75 0.86
8 A" 1244 1244 2.30 2.98 0.75 0.86
9 A" 865 865 0.69 1.18 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6548.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6548.4 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 B3PW91/cc-pVTZ-PP
ABC
1.30535 0.09466 0.08981

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ-PP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.520 -1.483 0.000
F2 -0.590 -2.259 0.000
I3 0.000 0.614 0.000
H4 1.095 -1.654 0.906
H5 1.095 -1.654 -0.906

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.35492.16001.08661.0866
F21.35492.93292.00702.0070
I32.16002.93292.67642.6764
H41.08662.00702.67641.8116
H51.08662.00702.67641.8116

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 111.024 F2 C1 H4 110.094
F2 C1 H5 110.094 I3 C1 H4 106.286
I3 C1 H5 106.286 H4 C1 H5 112.945
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ-PP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.080      
2 F -0.182      
3 I -0.067      
4 H 0.084      
5 H 0.084      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.510 -0.615 0.000 1.631
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.117 -3.806 0.000
y -3.806 -37.450 0.000
z 0.000 0.000 -38.118
Traceless
 xyz
x -0.333 -3.806 0.000
y -3.806 0.667 0.000
z 0.000 0.000 -0.335
Polar
3z2-r2-0.669
x2-y2-0.667
xy-3.806
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.520 -0.501 0.000
y -0.501 8.382 0.000
z 0.000 0.000 5.285


<r2> (average value of r2) Å2
<r2> 106.476
(<r2>)1/2 10.319