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All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3B3
 hartrees
Energy at 0K-2811.835092
Energy at 298.15K-2811.830065
HF Energy-2812.256350
Nuclear repulsion energy255.885108
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' 3162 3037 21.72      
2 A' 1305 1253 107.47      
3 A' 1132 1087 261.52      
4 A' 691 664 122.18      
5 A' 572 550 8.51      
6 A' 305 293 1.15      
7 A" 1402 1347 30.03      
8 A" 1178 1131 188.67      
9 A" 307 295 0.42      

Unscaled Zero Point Vibrational Energy (zpe) 5027.0 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 4827.4 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 B3LYP/6-31G*
ABC
0.33667 0.09416 0.07681

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 -0.427 -0.931 0.000
H2 -1.515 -0.985 0.000
Br3 0.077 0.972 0.000
F4 0.077 -1.524 1.091
F5 0.077 -1.524 -1.091

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08971.96881.34041.3404
H21.08972.52312.00422.0042
Br31.96882.52312.72432.7243
F41.34042.00422.72432.1828
F51.34042.00422.72432.1828

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 107.770 H2 C1 F4 110.274
H2 C1 F5 110.274 Br3 C1 F4 109.499
Br3 C1 F5 109.499 F4 C1 F5 109.500
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 0.415      
2 H 0.177      
3 Br -0.124      
4 F -0.234      
5 F -0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.343 -0.332 0.000 1.384
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 127.031
(<r2>)1/2 11.271