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

using model chemistry: MP3=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3=FULL/3-21G*
 hartrees
Energy at 0K-2698.333940
Energy at 298.15K-2698.339380
HF Energy-2697.969756
Nuclear repulsion energy162.501653
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 MP3=FULL/3-21G*
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' 3146 3146 17.60      
2 A' 1592 1592 0.64      
3 A' 1404 1404 62.44      
4 A' 1107 1107 92.77      
5 A' 654 654 55.47      
6 A' 299 299 1.19      
7 A" 3215 3215 12.76      
8 A" 1276 1276 1.90      
9 A" 979 979 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6835.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6835.5 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 MP3=FULL/3-21G*
ABC
1.29112 0.12081 0.11290

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.529 -1.123 0.000
F2 -0.601 -1.950 0.000
Br3 0.000 0.767 0.000
H4 1.116 -1.283 0.902
H5 1.116 -1.283 -0.902

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.40021.96261.08821.0882
F21.40022.78302.05072.0507
Br31.96262.78302.50272.5027
H41.08822.05072.50271.8041
H51.08822.05072.50271.8041

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 110.592 F2 C1 H4 110.368
F2 C1 H5 110.368 Br3 C1 H4 106.704
Br3 C1 H5 106.704 H4 C1 H5 111.985
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability