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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

using model chemistry: MP2=FULL/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-2711.697276
Energy at 298.15K-2711.702766
HF Energy-2710.974378
Nuclear repulsion energy166.441644
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/cc-pVTZ
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' 3162 3002 15.86      
2 A' 1529 1452 0.07      
3 A' 1368 1299 47.58      
4 A' 1120 1064 174.25      
5 A' 684 650 58.33      
6 A' 324 308 0.60      
7 A" 3230 3067 3.70      
8 A" 1280 1215 2.81      
9 A" 963 914 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 6830.4 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 6484.8 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=FULL/cc-pVTZ
ABC
1.36124 0.12680 0.11864

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.512 -1.099 0.000
F2 -0.583 -1.900 0.000
Br3 0.000 0.750 0.000
H4 1.087 -1.271 0.897
H5 1.087 -1.271 -0.897

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.35571.91831.07961.0796
F21.35572.71261.99691.9969
Br31.91832.71262.46332.4633
H41.07961.99692.46331.7946
H51.07961.99692.46331.7946

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 110.722 F2 C1 H4 109.650
F2 C1 H5 109.650 Br3 C1 H4 107.167
Br3 C1 H5 107.167 H4 C1 H5 112.439
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability