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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-5286.163245
Energy at 298.15K 
HF Energy-5285.831409
Nuclear repulsion energy481.789670
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 B2PLYP=FULLultrafine/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' 3190 3059 0.04 71.10 0.19 0.32
2 A' 1326 1272 10.89 4.49 0.36 0.53
3 A' 1080 1036 176.41 3.16 0.53 0.69
4 A' 627 601 22.40 14.06 0.06 0.11
5 A' 360 346 0.21 6.24 0.10 0.18
6 A' 171 164 0.01 2.90 0.34 0.51
7 A" 1204 1155 76.75 1.50 0.75 0.86
8 A" 711 682 187.51 4.59 0.75 0.86
9 A" 298 286 0.00 1.72 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4483.7 cm-1
Scaled (by 0.9591) Zero Point Vibrational Energy (zpe) 4300.3 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 B2PLYP=FULLultrafine/aug-cc-pVTZ
ABC
0.18398 0.04089 0.03419

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.784 0.000
H2 -1.004 1.380 0.000
F3 0.979 1.590 0.000
Br4 -0.103 -0.291 1.605
Br5 -0.103 -0.291 -1.605

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08001.34871.93271.9327
H21.08001.99352.48662.4866
F31.34871.99352.69962.6996
Br41.93272.48662.69963.2110
Br51.93272.48662.69963.2110

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.846 H2 C1 Br4 107.880
H2 C1 Br5 107.880 F3 C1 Br4 109.424
F3 C1 Br5 109.424 Br4 C1 Br5 112.346
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.048      
2 H 0.260      
3 F -0.337      
4 Br 0.014      
5 Br 0.014      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.096 0.365 0.000 1.155
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.441 -2.240 0.006
y -2.240 -47.307 0.010
z 0.006 0.010 -47.266
Traceless
 xyz
x -1.154 -2.240 0.006
y -2.240 0.547 0.010
z 0.006 0.010 0.607
Polar
3z2-r21.215
x2-y2-1.134
xy-2.240
xz0.006
yz0.010


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.081 0.231 -0.001
y 0.231 7.870 -0.000
z -0.001 -0.000 11.260


<r2> (average value of r2) Å2
<r2> 254.939
(<r2>)1/2 15.967