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

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-3530.468145
Energy at 298.15K-3530.472406
HF Energy-3530.468145
Nuclear repulsion energy384.472807
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' 3252 3114 0.50      
2 A' 1209 1158 31.80      
3 A' 673 644 152.80      
4 A' 579 554 22.09      
5 A' 316 303 0.49      
6 A' 214 205 0.04      
7 A" 1246 1194 18.47      
8 A" 701 672 178.45      
9 A" 211 202 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 4200.1 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 4022.4 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 B3PW91/6-31G
ABC
0.10120 0.05816 0.03795

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 -0.686 -0.124 0.000
H2 -1.597 0.463 0.000
Br3 0.829 1.132 0.000
Cl4 -0.686 -1.157 1.515
Cl5 -0.686 -1.157 -1.515

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08381.96781.83361.8336
H21.08382.51742.39762.3976
Br31.96782.51743.13523.1352
Cl41.83362.39763.13523.0293
Cl51.83362.39763.13523.0293

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 107.612 H2 C1 Cl4 107.749
H2 C1 Cl5 107.749 Br3 C1 Cl4 111.077
Br3 C1 Cl5 111.077 Cl4 C1 Cl5 111.386
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 -0.736      
2 H 0.325      
3 Br 0.168      
4 Cl 0.122      
5 Cl 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.989 1.161 0.000 1.525
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.530 -0.873 0.000
y -0.873 -50.426 0.000
z 0.000 0.000 -51.447
Traceless
 xyz
x 3.406 -0.873 0.000
y -0.873 -0.937 0.000
z 0.000 0.000 -2.469
Polar
3z2-r2-4.939
x2-y22.896
xy-0.873
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.797 2.257 0.000
y 2.257 6.409 0.000
z 0.000 0.000 6.974


<r2> (average value of r2) Å2
<r2> 245.221
(<r2>)1/2 15.660