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

using model chemistry: MP2=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-31G*
 hartrees
Energy at 0K-3068.808101
Energy at 298.15K-3068.813413
HF Energy-3068.391865
Nuclear repulsion energy218.401968
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 MP2=FULL/6-31G*
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' 3200 3015 4.02      
2 A' 1520 1432 0.43      
3 A' 1320 1244 59.14      
4 A' 796 750 83.66      
5 A' 630 594 27.16      
6 A' 239 225 0.27      
7 A" 3289 3099 0.16      
8 A" 1211 1141 0.00      
9 A" 889 838 3.29      

Unscaled Zero Point Vibrational Energy (zpe) 6547.9 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 6169.4 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 MP2=FULL/6-31G*
ABC
0.98182 0.07037 0.06650

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.029 0.000
Br2 0.835 -0.726 0.000
Cl3 -1.759 0.951 0.000
H4 0.335 1.539 0.898
H5 0.335 1.539 -0.898

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.94411.76081.08591.0859
Br21.94413.08962.48772.4877
Cl31.76083.08962.35352.3535
H41.08592.48772.35351.7966
H51.08592.48772.35351.7966

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 112.914 Br2 C1 H4 106.932
Br2 C1 H5 106.932 Cl3 C1 H4 109.224
Cl3 C1 H5 109.224 H4 C1 H5 111.620
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability