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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-5286.085358
Energy at 298.15K 
HF Energy-5286.085358
Nuclear repulsion energy477.308063
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 PBEPBEultrafine/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' 3075 3041 0.03 77.30 0.20 0.34
2 A' 1256 1242 8.22 4.64 0.40 0.57
3 A' 1039 1028 182.60 2.11 0.60 0.75
4 A' 598 591 24.12 13.17 0.05 0.09
5 A' 345 341 0.29 6.70 0.10 0.18
6 A' 160 159 0.02 3.43 0.34 0.51
7 A" 1130 1117 68.37 1.12 0.75 0.86
8 A" 655 648 211.70 2.90 0.75 0.86
9 A" 282 279 0.59 1.81 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4270.7 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 4222.8 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
0.18063 0.04013 0.03354

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.793 0.000
H2 -1.021 1.385 0.000
F3 0.979 1.610 0.000
Br4 -0.103 -0.295 1.621
Br5 -0.103 -0.295 -1.621

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.09281.35561.95191.9519
H21.09282.01272.50852.5085
F31.35562.01272.72472.7247
Br41.95192.50852.72473.2417
Br51.95192.50852.72473.2417

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.119 H2 C1 Br4 107.581
H2 C1 Br5 107.581 F3 C1 Br4 109.616
F3 C1 Br5 109.616 Br4 C1 Br5 112.282
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.055      
2 H 0.231      
3 F -0.297      
4 Br 0.005      
5 Br 0.005      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.997 0.445 0.000 1.092
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.234 -2.048 0.000
y -2.048 -47.037 0.000
z 0.000 0.000 -47.235
Traceless
 xyz
x -1.098 -2.048 0.000
y -2.048 0.698 0.000
z 0.000 0.000 0.400
Polar
3z2-r20.801
x2-y2-1.197
xy-2.048
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.418 0.268 0.000
y 0.268 8.290 0.000
z 0.000 0.000 11.999


<r2> (average value of r2) Å2
<r2> 259.133
(<r2>)1/2 16.098