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: B2PLYP=FULLultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-311G*
 hartrees
Energy at 0K-3073.143814
Energy at 298.15K 
HF Energy-3072.875101
Nuclear repulsion energy217.069067
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 B2PLYP=FULLultrafine/6-311G*
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' 3161 3161 7.92      
2 A' 1484 1484 0.24      
3 A' 1303 1303 67.18      
4 A' 742 742 111.25      
5 A' 612 612 32.42      
6 A' 231 231 0.15      
7 A" 3245 3245 0.05      
8 A" 1192 1192 0.09      
9 A" 874 874 5.99      

Unscaled Zero Point Vibrational Energy (zpe) 6421.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6421.5 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 B2PLYP=FULLultrafine/6-311G*
ABC
0.98860 0.06914 0.06543

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.025 0.000
Br2 0.844 -0.730 0.000
Cl3 -1.776 0.961 0.000
H4 0.326 1.537 0.896
H5 0.326 1.537 -0.896

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.94771.77671.08251.0825
Br21.94773.11822.49292.4929
Cl31.77673.11822.35592.3559
H41.08252.49292.35591.7925
H51.08252.49292.35591.7925

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 113.620 Br2 C1 H4 107.235
Br2 C1 H5 107.235 Cl3 C1 H4 108.519
Cl3 C1 H5 108.519 H4 C1 H5 111.766
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability