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

using model chemistry: CCSD(T)/TZVP

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)/TZVP
 hartrees
Energy at 0K-3071.508857
Energy at 298.15K-3071.514127
HF Energy-3070.953967
Nuclear repulsion energy216.732107
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)/TZVP
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' 3156 3038        
2 A' 1470 1414        
3 A' 1293 1245        
4 A' 754 726        
5 A' 611 589        
6 A' 227 219        
7 A" 3242 3121        
8 A" 1162 1119        
9 A" 863 830        

Unscaled Zero Point Vibrational Energy (zpe) 6388.8 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 6149.2 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)/TZVP
ABC
0.98247 0.06895 0.06524

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.027 0.000
Br2 0.847 -0.729 0.000
Cl3 -1.781 0.958 0.000
H4 0.327 1.537 0.899
H5 0.327 1.537 -0.899

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.94961.78271.08371.0837
Br21.94963.12282.49232.4923
Cl31.78273.12282.36412.3641
H41.08372.49232.36411.7972
H51.08372.49232.36411.7972

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 113.509 Br2 C1 H4 107.013
Br2 C1 H5 107.013 Cl3 C1 H4 108.666
Cl3 C1 H5 108.666 H4 C1 H5 112.029
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability