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

using model chemistry: B2PLYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-2682.715591
Energy at 298.15K-2682.721005
HF Energy-2682.686077
Nuclear repulsion energy161.901563
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/STO-3G
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' 3281 3281 8.08      
2 A' 1664 1664 0.46      
3 A' 1453 1453 60.51      
4 A' 1224 1224 45.78      
5 A' 727 727 29.80      
6 A' 333 333 1.62      
7 A" 3391 3391 7.55      
8 A" 1319 1319 2.83      
9 A" 999 999 1.78      

Unscaled Zero Point Vibrational Energy (zpe) 7195.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7195.4 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/STO-3G
ABC
1.31833 0.11916 0.11168

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.511 -1.120 0.000
F2 -0.594 -1.968 0.000
Br3 0.000 0.772 0.000
H4 1.138 -1.298 0.907
H5 1.138 -1.298 -0.907

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.39221.96021.11651.1165
F21.39222.80362.06592.0659
Br31.96022.80362.53042.5304
H41.11652.06592.53041.8134
H51.11652.06592.53041.8134

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 112.391 F2 C1 H4 110.391
F2 C1 H5 110.391 Br3 C1 H4 107.463
Br3 C1 H5 107.463 H4 C1 H5 108.600
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.051      
2 F -0.083      
3 Br -0.038      
4 H 0.086      
5 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.068 -0.959 0.000 1.436
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.343 -1.696 0.000
y -1.696 -27.110 0.000
z 0.000 0.000 -26.390
Traceless
 xyz
x 0.407 -1.696 0.000
y -1.696 -0.743 0.000
z 0.000 0.000 0.336
Polar
3z2-r20.672
x2-y20.767
xy-1.696
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.176 -0.311 0.000
y -0.311 3.153 0.000
z 0.000 0.000 0.908


<r2> (average value of r2) Å2
<r2> 92.214
(<r2>)1/2 9.603