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

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-2710.817457
Energy at 298.15K-2710.822800
HF Energy-2710.817457
Nuclear repulsion energy161.273277
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 BLYP/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' 3016 2993 20.11      
2 A' 1474 1462 0.75      
3 A' 1289 1279 61.11      
4 A' 1069 1061 173.44      
5 A' 579 574 70.58      
6 A' 285 283 0.87      
7 A" 3100 3076 14.18      
8 A" 1212 1203 2.33      
9 A" 901 895 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 6462.1 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 6412.4 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 BLYP/6-31G**
ABC
1.31755 0.11827 0.11094

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.518 -1.157 0.000
F2 -0.591 -1.961 0.000
Br3 0.000 0.777 0.000
H4 1.104 -1.305 0.916
H5 1.104 -1.305 -0.916

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.37002.00231.09711.0971
F21.37002.80122.03472.0347
Br32.00232.80122.52852.5285
H41.09712.03472.52851.8323
H51.09712.03472.52851.8323

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 110.939 F2 C1 H4 110.636
F2 C1 H5 110.636 Br3 C1 H4 105.586
Br3 C1 H5 105.586 H4 C1 H5 113.237
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.102      
2 F -0.234      
3 Br -0.139      
4 H 0.136      
5 H 0.136      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.504 -0.928 0.000 1.767
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.816 -2.817 0.000
y -2.817 -29.016 0.000
z 0.000 0.000 -28.978
Traceless
 xyz
x 0.180 -2.817 0.000
y -2.817 -0.119 0.000
z 0.000 0.000 -0.061
Polar
3z2-r2-0.122
x2-y20.200
xy-2.817
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.576 -0.421 0.000
y -0.421 5.870 0.000
z 0.000 0.000 3.398


<r2> (average value of r2) Å2
<r2> 94.128
(<r2>)1/2 9.702