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

using model chemistry: CCSD(T)/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 CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-3071.667621
Energy at 298.15K-3071.672898
HF Energy-3071.020207
Nuclear repulsion energy218.378812
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 CCSD(T)/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' 3135 3056        
2 A' 1458 1422        
3 A' 1256 1224        
4 A' 758 739        
5 A' 627 611        
6 A' 228 222        
7 A" 3214 3133        
8 A" 1154 1125        
9 A" 857 836        

Unscaled Zero Point Vibrational Energy (zpe) 6343.0 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 6183.1 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 CCSD(T)/cc-pVTZ
ABC
0.98219 0.07025 0.06640

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.023 0.000
Br2 0.842 -0.718 0.000
Cl3 -1.772 0.936 0.000
H4 0.320 1.538 0.897
H5 0.320 1.538 -0.897

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.93381.77431.08301.0830
Br21.93383.09372.48332.4833
Cl31.77433.09372.35482.3548
H41.08302.48332.35481.7942
H51.08302.48332.35481.7942

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 107.427
Br2 C1 H5 107.427 Cl3 C1 H4 108.575
Cl3 C1 H5 108.575 H4 C1 H5 111.867
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability