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

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-2807.781483
Energy at 298.15K-2807.786440
HF Energy-2807.198571
Nuclear repulsion energy257.028447
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 MP2/6-31G*
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' 3229 3045 17.42      
2 A' 1346 1269 115.13      
3 A' 1144 1079 247.47      
4 A' 726 685 121.32      
5 A' 574 541 7.93      
6 A' 321 302 0.20      
7 A" 1424 1343 27.58      
8 A" 1195 1127 185.38      
9 A" 317 299 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 5137.7 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 4844.8 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 MP2/6-31G*
ABC
0.33443 0.09545 0.07758

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.425 -0.926 0.000
H2 -1.514 -0.984 0.000
Br3 0.077 0.968 0.000
F4 0.077 -1.520 1.096
F5 0.077 -1.520 -1.096

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09041.95961.34381.3438
H21.09042.51772.00472.0047
Br31.95962.51772.71882.7188
F41.34382.00472.71882.1929
F51.34382.00472.71882.1929

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 107.848 H2 C1 F4 110.444
H2 C1 F5 110.444 Br3 C1 F4 109.362
Br3 C1 F5 109.362 F4 C1 F5 109.352
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability