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: M06-2X/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31G*
 hartrees
Energy at 0K-698.456514
Energy at 298.15K-698.458760
HF Energy-698.456514
Nuclear repulsion energy168.040055
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 M06-2X/6-31G*
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' 3206 3036 27.95      
2 A' 1368 1295 101.62      
3 A' 1185 1122 225.55      
4 A' 814 770 169.16      
5 A' 603 571 9.81      
6 A' 413 391 0.16      
7 A" 1434 1358 51.30      
8 A" 1232 1167 195.82      
9 A" 365 346 1.42      

Unscaled Zero Point Vibrational Energy (zpe) 5309.7 cm-1
Scaled (by 0.947) Zero Point Vibrational Energy (zpe) 5028.3 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 M06-2X/6-31G*
ABC
0.34221 0.16119 0.11671

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.573 -0.086 0.000
H2 -1.449 0.561 0.000
Cl3 0.894 0.914 0.000
F4 -0.573 -0.866 1.083
F5 -0.573 -0.866 -1.083

Atom - Atom Distances (Å)
  C1 H2 Cl3 F4 F5
C11.08941.77571.33451.3345
H21.08942.36941.99441.9944
Cl31.77572.36942.54852.5485
F41.33451.99442.54852.1659
F51.33451.99442.54852.1659

picture of difluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.229 H2 C1 F4 110.326
H2 C1 Cl5 110.326 F3 C1 F4 109.226
F3 C1 Cl5 109.226 F4 C1 Cl5 108.484
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.335      
2 H 0.198      
3 Cl -0.034      
4 F -0.250      
5 F -0.250      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.320 0.751 0.000 1.519
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.136 -1.080 0.000
y -1.080 -28.674 0.000
z 0.000 0.000 -29.516
Traceless
 xyz
x 2.959 -1.080 0.000
y -1.080 -0.847 0.000
z 0.000 0.000 -2.112
Polar
3z2-r2-4.223
x2-y22.538
xy-1.080
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.762 0.873 0.000
y 0.873 3.224 0.000
z 0.000 0.000 2.616


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