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All results from a given calculation for CHF2Cl (difluorochloromethane)

using model chemistry: HF/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 HF/STO-3G
 hartrees
Energy at 0K-688.636022
Energy at 298.15K-688.638170
Nuclear repulsion energy163.385678
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 HF/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' 3546 2895 1.62      
2 A' 1476 1205 115.41      
3 A' 1297 1059 70.00      
4 A' 898 733 99.67      
5 A' 601 491 17.87      
6 A' 425 347 1.45      
7 A" 1612 1316 53.99      
8 A" 1374 1122 24.88      
9 A" 365 298 5.84      

Unscaled Zero Point Vibrational Energy (zpe) 5797.3 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 4733.5 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 HF/STO-3G
ABC
0.32614 0.15120 0.10982

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.592 -0.104 0.000
H2 -1.459 0.593 0.000
Cl3 0.921 0.947 0.000
F4 -0.592 -0.893 1.110
F5 -0.592 -0.893 -1.110

Atom - Atom Distances (Å)
  C1 H2 Cl3 F4 F5
C11.11191.84241.36251.3625
H21.11192.40642.04752.0475
Cl31.84242.40642.62892.6289
F41.36252.04752.62892.2207
F51.36252.04752.62892.2207

picture of difluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 106.447 H2 C1 F4 111.277
H2 C1 Cl5 111.277 F3 C1 F4 109.307
F3 C1 Cl5 109.307 F4 C1 Cl5 109.166
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.297      
2 H 0.107      
3 Cl -0.180      
4 F -0.112      
5 F -0.112      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.988 -0.196 0.000 1.998
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.051 -1.804 0.000
y -1.804 -26.950 0.000
z 0.000 0.000 -26.866
Traceless
 xyz
x 1.857 -1.804 0.000
y -1.804 -0.991 0.000
z 0.000 0.000 -0.866
Polar
3z2-r2-1.731
x2-y21.898
xy-1.804
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.964 0.836 0.000
y 0.836 1.616 0.000
z 0.000 0.000 1.095


<r2> (average value of r2) Å2
<r2> 93.617
(<r2>)1/2 9.676