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 CHF2Cl (difluorochloromethane)

using model chemistry: B3PW91/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-698.472885
Energy at 298.15K-698.475110
Nuclear repulsion energy167.212508
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-pVDZ
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' 3139 3029 23.70      
2 A' 1300 1255 76.82      
3 A' 1134 1094 243.42      
4 A' 792 764 163.20      
5 A' 597 576 7.85      
6 A' 406 392 0.32      
7 A" 1368 1320 37.86      
8 A" 1171 1130 231.99      
9 A" 362 350 0.95      

Unscaled Zero Point Vibrational Energy (zpe) 5134.3 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 4954.6 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-pVDZ
ABC
0.33994 0.15917 0.11536

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.571 -0.095 0.000
H2 -1.453 0.560 0.000
Cl3 0.891 0.928 0.000
F4 -0.571 -0.876 1.087
F5 -0.571 -0.876 -1.087

Atom - Atom Distances (Å)
  C1 H2 Cl3 F4 F5
C11.09871.78441.33911.3391
H21.09872.37362.00582.0058
Cl31.78442.37362.56452.5645
F41.33912.00582.56452.1742
F51.33912.00582.56452.1742

picture of difluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 108.475 H2 C1 F4 110.346
H2 C1 Cl5 110.346 F3 C1 F4 109.556
F3 C1 Cl5 109.556 F4 C1 Cl5 108.550
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.336      
2 H 0.085      
3 Cl -0.107      
4 F -0.157      
5 F -0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.257 0.729 0.000 1.453
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.054 -1.074 0.000
y -1.074 -28.613 0.000
z 0.000 0.000 -29.435
Traceless
 xyz
x 2.971 -1.074 0.000
y -1.074 -0.869 0.000
z 0.000 0.000 -2.102
Polar
3z2-r2-4.204
x2-y22.559
xy-1.074
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.613 0.938 0.000
y 0.938 3.174 0.000
z 0.000 0.000 2.550


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