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

using model chemistry: MP2/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 MP2/TZVP
 hartrees
Energy at 0K-3071.467968
Energy at 298.15K-3071.473271
HF Energy-3070.954144
Nuclear repulsion energy218.018531
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/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' 3186 3020 5.93      
2 A' 1479 1402 0.83      
3 A' 1306 1238 76.09      
4 A' 779 738 90.07      
5 A' 631 598 24.52      
6 A' 232 220 0.25      
7 A" 3276 3106 0.08      
8 A" 1177 1116 0.00      
9 A" 876 830 2.51      

Unscaled Zero Point Vibrational Energy (zpe) 6471.1 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 6133.9 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 MP2/TZVP
ABC
0.99382 0.06979 0.06604

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.020 0.000
Br2 0.841 -0.725 0.000
Cl3 -1.770 0.953 0.000
H4 0.328 1.529 0.896
H5 0.328 1.529 -0.896

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.93751.77131.08191.0819
Br21.93753.10382.47962.4796
Cl31.77133.10382.35352.3535
H41.08192.47962.35351.7930
H51.08192.47962.35351.7930

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 113.550 Br2 C1 H4 106.976
Br2 C1 H5 106.976 Cl3 C1 H4 108.735
Cl3 C1 H5 108.735 H4 C1 H5 111.915
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability