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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

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-2713.431850
Energy at 298.15K-2713.437270
HF Energy-2713.431850
Nuclear repulsion energy164.051888
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' 3097 2996 12.86      
2 A' 1491 1443 0.50      
3 A' 1329 1286 38.91      
4 A' 1066 1031 195.62      
5 A' 624 604 72.34      
6 A' 305 296 0.35      
7 A" 3178 3075 2.16      
8 A" 1245 1204 2.53      
9 A" 937 906 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 6635.6 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 6420.0 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
1.33753 0.12293 0.11513

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 0.517 -1.126 0.000
F2 -0.587 -1.925 0.000
Br3 0.000 0.762 0.000
H4 1.089 -1.296 0.906
H5 1.089 -1.296 -0.906

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.36321.95771.08461.0846
F21.36322.75052.00602.0060
Br31.95772.75052.49852.4985
H41.08462.00602.49851.8123
H51.08462.00602.49851.8123

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 110.562 F2 C1 H4 109.549
F2 C1 H5 109.549 Br3 C1 H4 106.892
Br3 C1 H5 106.892 H4 C1 H5 113.337
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 -0.067      
2 F -0.367      
3 Br -0.039      
4 H 0.236      
5 H 0.236      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.672 -0.629 0.000 1.786
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.667 -3.355 0.000
y -3.355 -30.386 0.000
z 0.000 0.000 -29.481
Traceless
 xyz
x 0.266 -3.355 0.000
y -3.355 -0.811 0.000
z 0.000 0.000 0.546
Polar
3z2-r21.091
x2-y20.718
xy-3.355
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.165 -0.285 0.000
y -0.285 7.054 0.000
z 0.000 0.000 4.898


<r2> (average value of r2) Å2
<r2> 92.007
(<r2>)1/2 9.592