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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: PBEPBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G*
 hartrees
Energy at 0K-5285.900899
Energy at 298.15K 
HF Energy-5285.900899
Nuclear repulsion energy475.384348
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 PBEPBE/6-311G*
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' 3089 3056 3.31 78.46 0.27 0.43
2 A' 1287 1274 17.28 6.59 0.73 0.84
3 A' 1068 1057 205.37 0.72 0.64 0.78
4 A' 598 592 27.07 10.05 0.14 0.24
5 A' 344 340 0.85 6.09 0.21 0.34
6 A' 161 159 0.00 5.69 0.49 0.66
7 A" 1154 1142 92.35 3.27 0.75 0.86
8 A" 647 641 245.58 3.04 0.75 0.86
9 A" 283 280 1.43 3.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4315.4 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 4270.6 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 PBEPBE/6-311G*
ABC
0.18058 0.03967 0.03322

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.102 0.796 0.000
H2 -1.023 1.386 0.000
F3 0.974 1.611 0.000
Br4 -0.102 -0.295 1.630
Br5 -0.102 -0.295 -1.630

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.09411.35031.96181.9618
H21.09412.01052.51662.5166
F31.35032.01052.72982.7298
Br41.96182.51662.72983.2606
Br51.96182.51662.72983.2606

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.223 H2 C1 Br4 107.454
H2 C1 Br5 107.454 F3 C1 Br4 109.627
F3 C1 Br5 109.627 Br4 C1 Br5 112.406
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.203      
2 H 0.289      
3 F -0.137      
4 Br 0.025      
5 Br 0.025      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.083 0.565 0.000 1.221
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.844 -1.889 0.000
y -1.889 -46.613 0.000
z 0.000 0.000 -47.086
Traceless
 xyz
x -0.994 -1.889 0.000
y -1.889 0.852 0.000
z 0.000 0.000 0.142
Polar
3z2-r20.285
x2-y2-1.231
xy-1.889
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.254 0.226 0.000
y 0.226 5.651 0.000
z 0.000 0.000 9.687


<r2> (average value of r2) Å2
<r2> 261.092
(<r2>)1/2 16.158