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

using model chemistry: B3LYP/6-31G*

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/6-31G*
 hartrees
Energy at 0K-2710.839096
Energy at 298.15K-2710.844503
HF Energy-2710.839096
Nuclear repulsion energy163.465874
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/6-31G*
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' 3116 2992 19.95      
2 A' 1531 1470 0.74      
3 A' 1352 1299 72.77      
4 A' 1123 1078 177.47      
5 A' 617 592 71.10      
6 A' 302 290 0.54      
7 A" 3198 3071 12.28      
8 A" 1261 1211 2.85      
9 A" 942 905 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6721.0 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 6454.2 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/6-31G*
ABC
1.33974 0.12184 0.11420

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.514 -1.137 0.000
F2 -0.586 -1.932 0.000
Br3 0.000 0.766 0.000
H4 1.096 -1.296 0.907
H5 1.096 -1.296 -0.907

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.35711.97071.08971.0897
F21.35712.76052.01392.0139
Br31.97072.76052.50512.5051
H41.08972.01392.50511.8150
H51.08972.01392.50511.8150

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 110.749 F2 C1 H4 110.309
F2 C1 H5 110.309 Br3 C1 H4 106.281
Br3 C1 H5 106.281 H4 C1 H5 112.772
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.021      
2 F -0.258      
3 Br -0.136      
4 H 0.186      
5 H 0.186      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.599 -0.844 0.000 1.808
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.781 -2.977 0.000
y -2.977 -29.172 0.000
z 0.000 0.000 -28.901
Traceless
 xyz
x 0.256 -2.977 0.000
y -2.977 -0.331 0.000
z 0.000 0.000 0.076
Polar
3z2-r20.151
x2-y20.391
xy-2.977
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.472 -0.432 0.000
y -0.432 5.580 0.000
z 0.000 0.000 3.313


<r2> (average value of r2) Å2
<r2> 92.030
(<r2>)1/2 9.593