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All results from a given calculation for CHBrCl2 (Methane, bromodichloro-)

using model chemistry: B3PW91/STO-3G

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/STO-3G
 hartrees
Energy at 0K-3494.553386
Energy at 298.15K-3494.557642
HF Energy-3494.553386
Nuclear repulsion energy385.473609
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/STO-3G
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' 3374 2986 0.77      
2 A' 1287 1139 34.90      
3 A' 833 738 132.79      
4 A' 650 576 15.24      
5 A' 334 296 2.33      
6 A' 220 195 1.74      
7 A" 1275 1128 21.82      
8 A" 843 746 131.20      
9 A" 218 193 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 4517.0 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 3997.5 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/STO-3G
ABC
0.10184 0.05819 0.03802

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.641 -0.124 0.000
H2 -1.623 0.396 0.000
Br3 0.779 1.164 0.000
Cl4 -0.641 -1.188 1.511
Cl5 -0.641 -1.188 -1.511

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.11121.91811.84771.8477
H21.11122.52242.39912.3991
Br31.91812.52243.13613.1361
Cl41.84772.39913.13613.0214
Cl51.84772.39913.13613.0214

picture of Methane, bromodichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 109.869 H2 C1 Cl4 105.638
H2 C1 Cl5 105.638 Br3 C1 Cl4 112.761
Br3 C1 Cl5 112.761 Cl4 C1 Cl5 109.690
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.061      
2 H 0.153      
3 Br 0.104      
4 Cl -0.098      
5 Cl -0.098      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.520 1.795 0.000 1.869
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.011 -1.143 0.000
y -1.143 -47.082 0.000
z 0.000 0.000 -48.587
Traceless
 xyz
x 3.823 -1.143 0.000
y -1.143 -0.783 0.000
z 0.000 0.000 -3.041
Polar
3z2-r2-6.082
x2-y23.071
xy-1.143
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.173 1.482 0.000
y 1.482 3.562 0.000
z 0.000 0.000 3.781


<r2> (average value of r2) Å2
<r2> 242.726
(<r2>)1/2 15.580