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All results from a given calculation for CH2BrCl (Methane, bromochloro-)

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-3056.353911
Energy at 298.15K-3056.359097
HF Energy-3056.151414
Nuclear repulsion energy210.064129
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' 3208 3208 2.76      
2 A' 1516 1516 0.36      
3 A' 1287 1287 50.39      
4 A' 672 672 80.32      
5 A' 585 585 7.76      
6 A' 212 212 0.57      
7 A" 3297 3297 0.01      
8 A" 1164 1164 0.03      
9 A" 841 841 4.78      

Unscaled Zero Point Vibrational Energy (zpe) 6390.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6390.5 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
0.90077 0.06477 0.06115

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 0.000 1.056 0.000
Br2 0.903 -0.712 0.000
Cl3 -1.890 0.907 0.000
H4 0.266 1.589 0.905
H5 0.266 1.589 -0.905

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.98521.89541.08321.0832
Br21.98523.22742.55342.5534
Cl31.89543.22742.43512.4351
H41.08322.55342.43511.8095
H51.08322.55342.43511.8095

picture of Methane, bromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.522 Br2 C1 H4 109.077
Br2 C1 H5 109.077 Cl3 C1 H4 106.460
Cl3 C1 H5 106.460 H4 C1 H5 113.277
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability