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All results from a given calculation for CHF2Cl (difluorochloromethane)

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-695.172328
Energy at 298.15K-695.174458
Nuclear repulsion energy165.327612
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 B1B95/3-21G*
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' 3178 3035 27.54      
2 A' 1353 1292 68.14      
3 A' 1109 1059 172.67      
4 A' 754 720 186.66      
5 A' 557 532 15.61      
6 A' 378 361 0.47      
7 A" 1410 1346 30.18      
8 A" 1192 1138 144.04      
9 A" 342 326 2.46      

Unscaled Zero Point Vibrational Energy (zpe) 5135.7 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 4904.1 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 B1B95/3-21G*
ABC
0.32455 0.15812 0.11316

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.579 -0.084 0.000
H2 -1.434 0.584 0.000
Cl3 0.901 0.923 0.000
F4 -0.579 -0.876 1.114
F5 -0.579 -0.876 -1.114

Atom - Atom Distances (Å)
  C1 H2 Cl3 F4 F5
C11.08511.79021.36721.3672
H21.08512.35962.02632.0263
Cl31.79022.35962.58272.5827
F41.36722.02632.58272.2279
F51.36722.02632.58272.2279

picture of difluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 107.766 H2 C1 F4 110.917
H2 C1 Cl5 110.917 F3 C1 F4 109.034
F3 C1 Cl5 109.034 F4 C1 Cl5 109.125
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.286      
2 H 0.260      
3 Cl -0.011      
4 F -0.267      
5 F -0.267      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.365 0.945 0.000 1.661
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.058 -1.238 0.000
y -1.238 -28.840 0.000
z 0.000 0.000 -29.966
Traceless
 xyz
x 3.345 -1.238 0.000
y -1.238 -0.828 0.000
z 0.000 0.000 -2.517
Polar
3z2-r2-5.034
x2-y22.782
xy-1.238
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.336 0.917 0.000
y 0.917 2.898 0.000
z 0.000 0.000 2.363


<r2> (average value of r2) Å2
<r2> 92.611
(<r2>)1/2 9.623