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

using model chemistry: MP4/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/Def2TZVPP
 hartrees
Energy at 0K-3071.665964
Energy at 298.15K-3071.671238
HF Energy-3070.966969
Nuclear repulsion energy218.622914
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 MP4/Def2TZVPP
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' 3131 3131        
2 A' 1460 1460        
3 A' 1259 1259        
4 A' 759 759        
5 A' 629 629        
6 A' 228 228        
7 A" 3214 3214        
8 A" 1154 1154        
9 A" 859 859        

Unscaled Zero Point Vibrational Energy (zpe) 6345.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6345.9 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 MP4/Def2TZVPP
ABC
0.98275 0.07046 0.06659

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.024 0.000
Br2 0.840 -0.719 0.000
Cl3 -1.767 0.937 0.000
H4 0.323 1.537 0.897
H5 0.323 1.537 -0.897

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.93411.76951.08341.0834
Br21.93413.08882.48232.4823
Cl31.76953.08882.35292.3529
H41.08342.48232.35291.7947
H51.08342.48232.35291.7947

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 112.946 Br2 C1 H4 107.320
Br2 C1 H5 107.320 Cl3 C1 H4 108.726
Cl3 C1 H5 108.726 H4 C1 H5 111.848
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability