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

using model chemistry: MP2=FULL/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-2808.255500
Energy at 298.15K-2808.260555
HF Energy-2807.394794
Nuclear repulsion energy262.775113
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(2df,p)
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' 3189 2997 15.30      
2 A' 1359 1277 83.63      
3 A' 1161 1091 220.88      
4 A' 767 721 101.57      
5 A' 595 559 5.14      
6 A' 348 327 0.08      
7 A" 1424 1339 13.86      
8 A" 1207 1134 168.67      
9 A" 334 314 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 5192.3 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 4880.2 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(2df,p)
ABC
0.34302 0.10059 0.08131

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.419 -0.887 0.000
H2 -1.505 -0.943 0.000
Br3 0.076 0.935 0.000
F4 0.076 -1.471 1.084
F5 0.076 -1.471 -1.084

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08761.88811.32631.3263
H21.08762.45471.98761.9876
Br31.88812.45472.63862.6386
F41.32631.98762.63862.1672
F51.32631.98762.63862.1672

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 108.127 H2 C1 F4 110.460
H2 C1 F5 110.460 Br3 C1 F4 109.092
Br3 C1 F5 109.092 F4 C1 F5 109.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability