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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-5287.052025
Energy at 298.15K 
HF Energy-5287.052025
Nuclear repulsion energy478.038882
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 B3LYP/aug-cc-pVTZ
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' 3158 3055 0.06 72.05 0.20 0.33
2 A' 1314 1271 10.60 4.68 0.36 0.53
3 A' 1076 1041 184.38 3.17 0.48 0.65
4 A' 611 591 24.14 14.43 0.06 0.11
5 A' 352 341 0.26 6.83 0.10 0.18
6 A' 166 160 0.01 3.32 0.34 0.50
7 A" 1182 1144 78.31 1.46 0.75 0.86
8 A" 677 655 203.37 4.54 0.75 0.86
9 A" 292 282 0.25 1.85 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4413.5 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 4270.1 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 B3LYP/aug-cc-pVTZ
ABC
0.18272 0.04010 0.03359

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.102 0.790 0.000
H2 -1.009 1.380 0.000
F3 0.975 1.599 0.000
Br4 -0.102 -0.293 1.621
Br5 -0.102 -0.293 -1.621

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08241.34741.94971.9497
H21.08241.99652.50032.5003
F31.34741.99652.71462.7146
Br41.94972.50032.71463.2429
Br51.94972.50032.71463.2429

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.023 H2 C1 Br4 107.635
H2 C1 Br5 107.635 F3 C1 Br4 109.482
F3 C1 Br5 109.482 Br4 C1 Br5 112.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.069      
2 H 0.238      
3 F -0.346      
4 Br 0.020      
5 Br 0.020      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.072 0.412 0.000 1.148
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.338 -2.213 0.000
y -2.213 -47.188 0.000
z 0.000 0.000 -47.290
Traceless
 xyz
x -1.099 -2.213 0.000
y -2.213 0.626 0.000
z 0.000 0.000 0.473
Polar
3z2-r20.946
x2-y2-1.150
xy-2.213
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.204 0.236 0.000
y 0.236 8.018 0.000
z 0.000 0.000 11.618


<r2> (average value of r2) Å2
<r2> 258.810
(<r2>)1/2 16.088