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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: B97D3/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/STO-3G
 hartrees
Energy at 0K-6993.897408
Energy at 298.15K 
HF Energy-6993.897408
Nuclear repulsion energy208.648593
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 B97D3/STO-3G
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' 3143 3143 10.12 50.34 0.16 0.28
2 A' 1598 1598 0.61 13.94 0.72 0.84
3 A' 1348 1348 74.05 4.06 0.61 0.76
4 A' 1195 1195 81.23 2.68 0.57 0.72
5 A' 574 574 33.38 16.62 0.33 0.49
6 A' 284 284 2.10 5.47 0.52 0.69
7 A" 3258 3258 12.79 39.28 0.75 0.86
8 A" 1270 1270 3.93 8.15 0.75 0.86
9 A" 901 901 0.42 5.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6785.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6785.3 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 B97D3/STO-3G
ABC
1.28543 0.08639 0.08229

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.513 -1.536 0.000
F2 -0.596 -2.377 0.000
I3 0.000 0.642 0.000
H4 1.142 -1.697 0.917
H5 1.142 -1.697 -0.917

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.39092.23751.12371.1237
F21.39093.07652.07872.0787
I32.23753.07652.75962.7596
H41.12372.07872.75961.8340
H51.12372.07872.75961.8340

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 113.923 F2 C1 H4 111.073
F2 C1 H5 111.073 I3 C1 H4 105.532
I3 C1 H5 105.532 H4 C1 H5 109.389
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.080      
2 F -0.049      
3 I -0.055      
4 H 0.091      
5 H 0.091      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.974 -1.666 0.000 1.930
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.349 -1.896 0.000
y -1.896 -35.354 0.000
z 0.000 0.000 -36.519
Traceless
 xyz
x -0.413 -1.896 0.000
y -1.896 1.080 0.000
z 0.000 0.000 -0.667
Polar
3z2-r2-1.335
x2-y2-0.995
xy-1.896
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.324 -0.429 0.000
y -0.429 4.816 0.000
z 0.000 0.000 1.020


<r2> (average value of r2) Å2
<r2> 124.171
(<r2>)1/2 11.143