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All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-2809.781853
Energy at 298.15K-2809.786678
HF Energy-2809.781853
Nuclear repulsion energy252.003341
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 B3PW91/6-31G
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' 3218 3082 14.03      
2 A' 1286 1232 84.24      
3 A' 1064 1019 232.92      
4 A' 668 640 126.60      
5 A' 524 502 13.44      
6 A' 295 282 0.50      
7 A" 1352 1295 16.96      
8 A" 1123 1076 186.56      
9 A" 297 284 1.44      

Unscaled Zero Point Vibrational Energy (zpe) 4913.5 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 4705.7 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 B3PW91/6-31G
ABC
0.31851 0.09204 0.07456

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.440 -0.929 0.000
H2 -1.524 -0.991 0.000
Br3 0.079 0.982 0.000
F4 0.079 -1.545 1.123
F5 0.079 -1.545 -1.123

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08571.97981.38231.3823
H21.08572.54232.03392.0339
Br31.97982.54232.76552.7655
F41.38232.03392.76552.2463
F51.38232.03392.76552.2463

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 108.511 H2 C1 F4 110.417
H2 C1 F5 110.417 Br3 C1 F4 109.395
Br3 C1 F5 109.395 F4 C1 F5 108.691
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.190      
2 H 0.240      
3 Br 0.102      
4 F -0.266      
5 F -0.266      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.810 0.190 0.000 1.820
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.725 2.299 0.000
y 2.299 -34.818 0.000
z 0.000 0.000 -36.438
Traceless
 xyz
x 3.903 2.299 0.000
y 2.299 -0.736 0.000
z 0.000 0.000 -3.167
Polar
3z2-r2-6.334
x2-y23.093
xy2.299
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.262 0.644 0.000
y 0.644 5.362 0.000
z 0.000 0.000 2.438


<r2> (average value of r2) Å2
<r2> 130.840
(<r2>)1/2 11.439