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

using model chemistry: mPW1PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G
 hartrees
Energy at 0K-2809.985118
Energy at 298.15K-2809.989967
HF Energy-2809.985118
Nuclear repulsion energy252.904776
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 mPW1PW91/6-31G
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' 3240 3067 12.84      
2 A' 1298 1228 86.36      
3 A' 1078 1020 233.64      
4 A' 678 642 125.99      
5 A' 529 501 13.56      
6 A' 300 284 0.32      
7 A" 1363 1290 18.09      
8 A" 1139 1078 185.47      
9 A" 300 284 1.51      

Unscaled Zero Point Vibrational Energy (zpe) 4962.3 cm-1
Scaled (by 0.9466) Zero Point Vibrational Energy (zpe) 4697.3 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 mPW1PW91/6-31G
ABC
0.32014 0.09279 0.07514

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.440 -0.924 0.000
H2 -1.522 -0.989 0.000
Br3 0.079 0.978 0.000
F4 0.079 -1.539 1.120
F5 0.079 -1.539 -1.120

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08391.97091.37911.3791
H21.08392.53562.02932.0293
Br31.97092.53562.75482.7548
F41.37912.02932.75482.2403
F51.37912.02932.75482.2403

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 108.704 H2 C1 F4 110.385
H2 C1 F5 110.385 Br3 C1 F4 109.362
Br3 C1 F5 109.362 F4 C1 F5 108.626
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.193      
2 H 0.244      
3 Br 0.109      
4 F -0.273      
5 F -0.273      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.827 0.232 0.000 1.842
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.710 2.316 0.000
y 2.316 -34.872 0.000
z 0.000 0.000 -36.486
Traceless
 xyz
x 3.969 2.316 0.000
y 2.316 -0.774 0.000
z 0.000 0.000 -3.195
Polar
3z2-r2-6.390
x2-y23.162
xy2.316
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.246 0.640 0.000
y 0.640 5.286 0.000
z 0.000 0.000 2.410


<r2> (average value of r2) Å2
<r2> 130.038
(<r2>)1/2 11.403