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

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-2713.449014
Energy at 298.15K-2713.454468
HF Energy-2713.449014
Nuclear repulsion energy165.077044
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 mPW1PW91/6-311G*
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' 3127 2985 23.35      
2 A' 1520 1451 0.72      
3 A' 1366 1304 65.83      
4 A' 1124 1072 205.69      
5 A' 649 619 73.17      
6 A' 316 302 0.52      
7 A" 3213 3066 11.31      
8 A" 1278 1219 3.67      
9 A" 957 914 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 6774.7 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 6465.8 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 mPW1PW91/6-311G*
ABC
1.35824 0.12444 0.11659

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.510 -1.119 0.000
F2 -0.582 -1.913 0.000
Br3 0.000 0.758 0.000
H4 1.087 -1.291 0.904
H5 1.087 -1.291 -0.904

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.35031.94481.08661.0866
F21.35032.73321.99791.9979
Br31.94482.73322.48932.4893
H41.08661.99792.48931.8090
H51.08661.99792.48931.8090

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 110.798 F2 C1 H4 109.674
F2 C1 H5 109.674 Br3 C1 H4 106.973
Br3 C1 H5 106.973 H4 C1 H5 112.696
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.232      
2 F -0.215      
3 Br -0.058      
4 H 0.253      
5 H 0.253      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.764 -0.716 0.000 1.903
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.126 -3.180 0.000
y -3.180 -29.758 0.000
z 0.000 0.000 -29.094
Traceless
 xyz
x 0.299 -3.180 0.000
y -3.180 -0.648 0.000
z 0.000 0.000 0.349
Polar
3z2-r20.697
x2-y20.631
xy-3.180
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.152 -0.517 0.000
y -0.517 5.568 0.000
z 0.000 0.000 2.933


<r2> (average value of r2) Å2
<r2> 90.795
(<r2>)1/2 9.529