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

using model chemistry: CCSD/aug-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/aug-cc-pVTZ
 hartrees
Energy at 0K-3071.659906
Energy at 298.15K-3071.665217
HF Energy-3071.021604
Nuclear repulsion energy219.317940
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/aug-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' 3158 3018 3.36      
2 A' 1487 1421 0.02      
3 A' 1284 1227 50.91      
4 A' 775 741 82.82      
5 A' 643 614 17.00      
6 A' 233 222 0.24      
7 A" 3235 3092 0.90      
8 A" 1179 1127 0.01      
9 A" 878 839 1.94      

Unscaled Zero Point Vibrational Energy (zpe) 6435.3 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 6150.9 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/aug-cc-pVTZ
ABC
0.98385 0.07097 0.06705

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.020 0.000
Br2 0.840 -0.712 0.000
Cl3 -1.767 0.925 0.000
H4 0.317 1.536 0.896
H5 0.317 1.536 -0.896

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.92491.76921.08151.0815
Br21.92493.07812.47582.4758
Cl31.76923.07812.34902.3490
H41.08152.47582.34901.7920
H51.08152.47582.34901.7920

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 112.799 Br2 C1 H4 107.542
Br2 C1 H5 107.542 Cl3 C1 H4 108.562
Cl3 C1 H5 108.562 H4 C1 H5 111.884
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability