return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CCD/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/Def2TZVPP
 hartrees
Energy at 0K-3071.633110
Energy at 298.15K-3071.638422
HF Energy-3070.967096
Nuclear repulsion energy219.402649
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 CCD/Def2TZVPP
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' 3167 3167 4.45      
2 A' 1484 1484 0.02      
3 A' 1288 1288 52.24      
4 A' 787 787 80.08      
5 A' 646 646 16.45      
6 A' 234 234 0.25      
7 A" 3247 3247 0.22      
8 A" 1180 1180 0.01      
9 A" 875 875 2.38      

Unscaled Zero Point Vibrational Energy (zpe) 6454.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6454.0 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 CCD/Def2TZVPP
ABC
0.99101 0.07095 0.06706

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.019 0.000
Br2 0.837 -0.717 0.000
Cl3 -1.761 0.935 0.000
H4 0.323 1.534 0.893
H5 0.323 1.534 -0.893

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.92671.76261.08051.0805
Br21.92673.07812.47512.4751
Cl31.76263.07812.34482.3448
H41.08052.47512.34481.7868
H51.08052.47512.34481.7868

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 113.021 Br2 C1 H4 107.418
Br2 C1 H5 107.418 Cl3 C1 H4 108.736
Cl3 C1 H5 108.736 H4 C1 H5 111.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability