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

using model chemistry: TPSSh/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/3-21G
 hartrees
Energy at 0K-3058.750327
Energy at 298.15K-3058.755495
HF Energy-3058.750327
Nuclear repulsion energy211.245011
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 TPSSh/3-21G
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' 3167 3068 2.71      
2 A' 1474 1428 0.55      
3 A' 1260 1221 50.71      
4 A' 645 625 145.02      
5 A' 592 574 10.92      
6 A' 210 204 0.57      
7 A" 3266 3164 0.01      
8 A" 1144 1108 0.04      
9 A" 835 809 6.23      

Unscaled Zero Point Vibrational Energy (zpe) 6296.3 cm-1
Scaled (by 0.9688) Zero Point Vibrational Energy (zpe) 6099.9 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 TPSSh/3-21G
ABC
0.91220 0.06549 0.06185

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.048 0.000
Br2 0.898 -0.708 0.000
Cl3 -1.879 0.902 0.000
H4 0.264 1.576 0.910
H5 0.264 1.576 -0.910

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.97191.88501.08491.0849
Br21.97193.20962.53902.5390
Cl31.88503.20962.42442.4244
H41.08492.53902.42441.8201
H51.08492.53902.42441.8201

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 112.626 Br2 C1 H4 108.830
Br2 C1 H5 108.830 Cl3 C1 H4 106.292
Cl3 C1 H5 106.292 H4 C1 H5 114.029
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.782      
2 Br 0.132      
3 Cl 0.011      
4 H 0.320      
5 H 0.320      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.602 1.327 0.000 2.081
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.300 -1.830 0.000
y -1.830 4.734 0.000
z 0.000 0.000 2.256


<r2> (average value of r2) Å2
<r2> 156.461
(<r2>)1/2 12.508