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

using model chemistry: MP4/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/TZVP
 hartrees
Energy at 0K-2810.630863
Energy at 298.15K 
HF Energy-2809.819094
Nuclear repulsion energy256.724231
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 MP4/TZVP
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' 3171 3053        
2 A' 1333 1284        
3 A' 1110 1069        
4 A' 717 690        
5 A' 582 560        
6 A' 321 309        
7 A" 1399 1347        
8 A" 1138 1096        
9 A" 315 303        

Unscaled Zero Point Vibrational Energy (zpe) 5042.5 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 4855.4 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 MP4/TZVP
ABC
0.33701 0.09475 0.07720

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.426 -0.915 0.000
H2 -1.511 -0.989 0.000
Br3 0.077 0.968 0.000
F4 0.077 -1.523 1.091
F5 0.077 -1.523 -1.091

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08801.94941.34621.3462
H21.08802.52091.99931.9993
Br31.94942.52092.71942.7194
F41.34621.99932.71942.1820
F51.34621.99932.71942.1820

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 108.857 H2 C1 F4 109.988
H2 C1 F5 109.988 Br3 C1 F4 109.860
Br3 C1 F5 109.860 F4 C1 F5 108.281
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability