return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: wB97X-D/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31+G**
 hartrees
Energy at 0K-3530.786113
Energy at 298.15K 
HF Energy-3530.786113
Nuclear repulsion energy395.406523
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 wB97X-D/6-31+G**
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' 3215 3062 2.04 64.99 0.24 0.38
2 A' 1223 1165 40.82 5.92 0.55 0.71
3 A' 752 716 130.05 5.09 0.73 0.84
4 A' 623 593 18.43 12.37 0.04 0.08
5 A' 340 323 0.20 6.83 0.22 0.36
6 A' 230 219 0.07 4.45 0.54 0.70
7 A" 1262 1202 24.07 5.45 0.75 0.86
8 A" 788 750 147.21 3.81 0.75 0.86
9 A" 226 215 0.03 3.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4329.5 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 4123.0 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 wB97X-D/6-31+G**
ABC
0.10883 0.06104 0.04025

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.685 -0.113 0.000
H2 -1.582 0.498 0.000
Br3 0.828 1.091 0.000
Cl4 -0.685 -1.118 1.459
Cl5 -0.685 -1.118 -1.459

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08541.93341.77151.7715
H21.08542.48202.35462.3546
Br31.93342.48203.04903.0490
Cl41.77152.35463.04902.9172
Cl51.77152.35463.04902.9172

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 107.246 H2 C1 Cl4 108.622
H2 C1 Cl5 108.622 Br3 C1 Cl4 110.692
Br3 C1 Cl5 110.692 Cl4 C1 Cl5 110.853
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.445      
2 H 0.275      
3 Br -0.019      
4 Cl 0.094      
5 Cl 0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.904 0.782 0.000 1.195
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.504 -0.448 0.000
y -0.448 -49.900 0.000
z 0.000 0.000 -50.543
Traceless
 xyz
x 2.717 -0.448 0.000
y -0.448 -0.876 0.000
z 0.000 0.000 -1.841
Polar
3z2-r2-3.682
x2-y22.396
xy-0.448
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.066 1.615 0.000
y 1.615 8.259 0.000
z 0.000 0.000 8.460


<r2> (average value of r2) Å2
<r2> 232.884
(<r2>)1/2 15.261