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: B3LYPultrafine/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/Def2TZVPP
 hartrees
Energy at 0K-3533.347466
Energy at 298.15K 
HF Energy-3533.347466
Nuclear repulsion energy392.325217
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 B3LYPultrafine/Def2TZVPP
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' 3181 3181 1.31 63.21 0.21 0.35
2 A' 1190 1190 33.11 3.52 0.52 0.69
3 A' 699 699 122.19 5.03 0.68 0.81
4 A' 591 591 31.37 12.02 0.08 0.14
5 A' 327 327 0.14 7.43 0.19 0.32
6 A' 217 217 0.07 5.07 0.53 0.69
7 A" 1235 1235 18.07 2.35 0.75 0.86
8 A" 735 735 149.15 2.89 0.75 0.86
9 A" 211 211 0.00 3.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4193.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4193.1 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 B3LYPultrafine/Def2TZVPP
ABC
0.10819 0.05960 0.03947

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.675 -0.147 0.000
H2 -1.576 0.448 0.000
Br3 0.816 1.122 0.000
Cl4 -0.675 -1.143 1.465
Cl5 -0.675 -1.143 -1.465

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08001.95801.77101.7710
H21.08002.48502.34262.3426
Br31.95802.48503.08183.0818
Cl41.77102.34263.08182.9295
Cl51.77102.34263.08182.9295

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 106.130 H2 C1 Cl4 108.045
H2 C1 Cl5 108.045 Br3 C1 Cl4 111.376
Br3 C1 Cl5 111.376 Cl4 C1 Cl5 111.601
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.027      
2 H 0.188      
3 Br -0.046      
4 Cl -0.057      
5 Cl -0.057      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.894 0.504 0.000 1.027
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.648 -0.423 0.000
y -0.423 -49.603 0.000
z 0.000 0.000 -49.908
Traceless
 xyz
x 2.107 -0.423 0.000
y -0.423 -0.825 0.000
z 0.000 0.000 -1.282
Polar
3z2-r2-2.565
x2-y21.955
xy-0.423
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.348 1.888 0.000
y 1.888 8.797 0.000
z 0.000 0.000 8.957


<r2> (average value of r2) Å2
<r2> 236.387
(<r2>)1/2 15.375