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

using model chemistry: MP2=FULL/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=FULL/6-31G*
 hartrees
Energy at 0K-2807.818654
Energy at 298.15K-2807.823617
HF Energy-2807.198797
Nuclear repulsion energy257.445016
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=FULL/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 3043 17.49      
2 A' 1348 1270 114.57      
3 A' 1146 1080 247.02      
4 A' 728 686 120.83      
5 A' 575 542 7.72      
6 A' 322 303 0.20      
7 A" 1424 1342 27.67      
8 A" 1197 1128 184.92      
9 A" 319 301 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 5143.9 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 4846.5 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 MP2=FULL/6-31G*
ABC
0.33520 0.09580 0.07785

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.425 -0.923 0.000
H2 -1.514 -0.980 0.000
Br3 0.077 0.966 0.000
F4 0.077 -1.516 1.095
F5 0.077 -1.516 -1.095

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09001.95491.34241.3424
H21.09002.51342.00382.0038
Br31.95492.51342.71292.7129
F41.34242.00382.71292.1899
F51.34242.00382.71292.1899

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 107.864 H2 C1 F4 110.503
H2 C1 F5 110.503 Br3 C1 F4 109.319
Br3 C1 F5 109.319 F4 C1 F5 109.304
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability