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

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-3070.959330
Energy at 298.15K-3070.964528
HF Energy-3070.959330
Nuclear repulsion energy213.085975
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 B3PW91/6-31G
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' 3186 3051 3.18      
2 A' 1474 1411 0.20      
3 A' 1282 1228 44.89      
4 A' 679 651 112.10      
5 A' 580 556 36.87      
6 A' 220 211 0.41      
7 A" 3292 3152 0.02      
8 A" 1162 1113 0.00      
9 A" 860 823 6.28      

Unscaled Zero Point Vibrational Energy (zpe) 6367.3 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 6097.9 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 B3PW91/6-31G
ABC
0.92883 0.06682 0.06311

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.049 0.000
Br2 0.875 -0.721 0.000
Cl3 -1.837 0.929 0.000
H4 0.301 1.564 0.906
H5 0.301 1.564 -0.906

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.97441.84091.08471.0847
Br21.97443.17462.52362.5236
Cl31.84093.17462.40732.4073
H41.08472.52362.40731.8123
H51.08472.52362.40731.8123

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 112.577 Br2 C1 H4 107.585
Br2 C1 H5 107.585 Cl3 C1 H4 107.937
Cl3 C1 H5 107.937 H4 C1 H5 113.318
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.693      
2 Br 0.088      
3 Cl 0.044      
4 H 0.280      
5 H 0.280      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.303 1.592 0.000 2.057
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.391 1.773 0.000
y 1.773 -35.096 0.000
z 0.000 0.000 -37.048
Traceless
 xyz
x -4.319 1.773 0.000
y 1.773 3.623 0.000
z 0.000 0.000 0.696
Polar
3z2-r21.391
x2-y2-5.295
xy1.773
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.145 -1.799 0.000
y -1.799 4.961 0.000
z 0.000 0.000 2.444


<r2> (average value of r2) Å2
<r2> 153.777
(<r2>)1/2 12.401