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

using model chemistry: CCSD/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/TZVP
 hartrees
Energy at 0K-3071.492967
Energy at 298.15K-3071.498262
HF Energy-3070.954115
Nuclear repulsion energy217.354633
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/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' 3180 3035 7.18      
2 A' 1485 1417 0.91      
3 A' 1309 1249 79.32      
4 A' 772 737 85.73      
5 A' 624 596 22.47      
6 A' 231 220 0.27      
7 A" 3265 3116 0.02      
8 A" 1178 1125 0.01      
9 A" 873 834 2.20      

Unscaled Zero Point Vibrational Energy (zpe) 6458.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 6163.9 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/TZVP
ABC
0.98667 0.06937 0.06563

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.024 0.000
Br2 0.844 -0.727 0.000
Cl3 -1.777 0.954 0.000
H4 0.326 1.535 0.896
H5 0.326 1.535 -0.896

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.94371.77791.08181.0818
Br21.94373.11322.48732.4873
Cl31.77793.11322.35832.3583
H41.08182.48732.35831.7923
H51.08182.48732.35831.7923

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 113.476 Br2 C1 H4 107.127
Br2 C1 H5 107.127 Cl3 C1 H4 108.649
Cl3 C1 H5 108.649 H4 C1 H5 111.863
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability