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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: TPSSh/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 TPSSh/6-31G*
 hartrees
Energy at 0K-5281.688427
Energy at 298.15K 
HF Energy-5281.688427
Nuclear repulsion energy479.653669
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 TPSSh/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' 3192 3062 2.50 82.05 0.27 0.43
2 A' 1328 1274 21.51 5.10 0.73 0.84
3 A' 1123 1078 179.35 1.27 0.75 0.85
4 A' 610 585 26.40 10.72 0.10 0.18
5 A' 346 331 0.70 5.30 0.18 0.30
6 A' 170 163 0.01 4.10 0.45 0.62
7 A" 1187 1139 97.67 3.04 0.75 0.86
8 A" 670 642 218.21 3.98 0.75 0.86
9 A" 286 274 0.46 2.43 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4455.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 4274.2 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 TPSSh/6-31G*
ABC
0.18052 0.04073 0.03397

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.805 0.000
H2 -1.015 1.394 0.000
F3 0.982 1.604 0.000
Br4 -0.103 -0.295 1.608
Br5 -0.103 -0.295 -1.608

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08581.34761.94871.9487
H21.08582.00832.50462.5046
F31.34762.00832.71492.7149
Br41.94872.50462.71493.2169
Br51.94872.50462.71493.2169

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.779 H2 C1 Br4 107.844
H2 C1 Br5 107.844 F3 C1 Br4 109.548
F3 C1 Br5 109.548 Br4 C1 Br5 111.258
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.111      
2 H 0.240      
3 F -0.221      
4 Br -0.065      
5 Br -0.065      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.999 0.667 0.000 1.201
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.785 0.182 0.000
y 0.182 5.849 0.000
z 0.000 0.000 9.292


<r2> (average value of r2) Å2
<r2> 255.678
(<r2>)1/2 15.990