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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-2807.790490
Energy at 298.15K-2807.795466
HF Energy-2807.199095
Nuclear repulsion energy257.349619
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 MP3/6-31G*
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' 3232 3033 16.58      
2 A' 1355 1272 116.90      
3 A' 1171 1099 246.32      
4 A' 729 684 110.29      
5 A' 583 547 7.97      
6 A' 323 304 0.07      
7 A" 1439 1351 32.51      
8 A" 1226 1151 177.98      
9 A" 320 300 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 5188.1 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 4869.6 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 MP3/6-31G*
ABC
0.33748 0.09542 0.07771

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.430 -0.917 0.000
H2 -1.515 -0.984 0.000
Br3 0.077 0.965 0.000
F4 0.077 -1.516 1.090
F5 0.077 -1.516 -1.090

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08751.94911.34261.3426
H21.08752.51662.00172.0017
Br31.94912.51662.70912.7091
F41.34262.00172.70912.1790
F51.34262.00172.70912.1790

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 108.591 H2 C1 F4 110.481
H2 C1 F5 110.481 Br3 C1 F4 109.391
Br3 C1 F5 109.391 F4 C1 F5 108.488
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability