return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHFCl2 (fluorodichloromethane)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-1053.833633
Energy at 298.15K-1053.835472
Nuclear repulsion energy207.953454
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 B3PW91/3-21G*
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' 3177 3048 6.10      
2 A' 1346 1292 12.50      
3 A' 1106 1061 131.62      
4 A' 707 679 49.34      
5 A' 427 409 3.37      
6 A' 275 264 0.40      
7 A" 1299 1246 45.37      
8 A" 714 685 279.63      
9 A" 339 326 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 4695.4 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 4504.8 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 B3PW91/3-21G*
ABC
0.22243 0.10706 0.07567

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.182 0.534 0.000
H2 -1.098 1.119 0.000
F3 0.932 1.345 0.000
Cl4 -0.182 -0.483 1.475
Cl5 -0.182 -0.483 -1.475

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 Cl5
C11.08691.37831.79181.7918
H21.08692.04222.36292.3629
F31.37832.04222.60012.6001
Cl41.79182.36292.60012.9506
Cl51.79182.36292.60012.9506

picture of fluorodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 111.323 H2 C1 Cl4 107.808
H2 C1 Cl5 107.808 F3 C1 Cl4 109.520
F3 C1 Cl5 109.520 Cl4 C1 Cl5 110.844
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.124      
2 H 0.307      
3 F -0.246      
4 Cl 0.031      
5 Cl 0.031      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.342 0.735 0.000 1.530
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.878 -2.023 0.000
y -2.023 -35.706 0.000
z 0.000 0.000 -36.804
Traceless
 xyz
x 0.377 -2.023 0.000
y -2.023 0.635 0.000
z 0.000 0.000 -1.012
Polar
3z2-r2-2.024
x2-y2-0.173
xy-2.023
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.912 0.201 0.000
y 0.201 3.883 0.000
z 0.000 0.000 6.060


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000