return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CID/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 CID/6-31G*
 hartrees
Energy at 0K-2807.721328
Energy at 298.15K-2807.726354
HF Energy-2807.199912
Nuclear repulsion energy258.942760
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 CID/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' 3298 3047 18.00      
2 A' 1390 1284 127.54      
3 A' 1198 1106 264.43      
4 A' 752 694 118.41      
5 A' 597 551 8.10      
6 A' 334 309 0.07      
7 A" 1472 1359 34.58      
8 A" 1254 1158 188.21      
9 A" 329 304 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 5311.8 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 4906.5 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 CID/6-31G*
ABC
0.34123 0.09665 0.07868

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.427 -0.909 0.000
H2 -1.506 -0.978 0.000
Br3 0.077 0.959 0.000
F4 0.077 -1.506 1.084
F5 0.077 -1.506 -1.084

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08191.93461.33571.3357
H21.08192.50131.99001.9900
Br31.93462.50132.69262.6926
F41.33571.99002.69262.1673
F51.33571.99002.69262.1673

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 108.716 H2 C1 F4 110.356
H2 C1 F5 110.356 Br3 C1 F4 109.478
Br3 C1 F5 109.478 F4 C1 F5 108.443
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability