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: BLYP/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/daug-cc-pVTZ
 hartrees
Energy at 0K-3533.356793
Energy at 298.15K 
HF Energy-3533.356793
Nuclear repulsion energy386.743355
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 BLYP/daug-cc-pVTZ
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' 3109 3109 2.44 61.59 0.18 0.31
2 A' 1140 1140 32.89 3.37 0.45 0.62
3 A' 640 640 113.43 5.44 0.34 0.51
4 A' 553 553 55.38 14.80 0.08 0.15
5 A' 309 309 0.08 9.80 0.11 0.20
6 A' 204 204 0.42 4.98 0.42 0.60
7 A" 1184 1184 17.87 2.31 0.75 0.86
8 A" 661 661 164.07 2.61 0.75 0.86
9 A" 199 199 0.05 2.80 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3998.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3998.9 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 BLYP/daug-cc-pVTZ
ABC
0.10514 0.05788 0.03833

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.682 -0.151 0.000
H2 -1.589 0.444 0.000
Br3 0.825 1.141 0.000
Cl4 -0.682 -1.161 1.486
Cl5 -0.682 -1.161 -1.486

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08501.98571.79671.7967
H21.08502.51282.36822.3682
Br31.98572.51283.12753.1275
Cl41.79672.36823.12752.9723
Cl51.79672.36823.12752.9723

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 106.089 H2 C1 Cl4 107.975
H2 C1 Cl5 107.975 Br3 C1 Cl4 111.454
Br3 C1 Cl5 111.454 Cl4 C1 Cl5 111.613
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.508      
2 H 0.539      
3 Br -0.230      
4 Cl -0.409      
5 Cl -0.409      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.832 0.531 0.000 0.987
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.221 -0.413 0.000
y -0.413 -50.194 0.000
z 0.000 0.000 -50.545
Traceless
 xyz
x 2.149 -0.413 0.000
y -0.413 -0.811 0.000
z 0.000 0.000 -1.338
Polar
3z2-r2-2.675
x2-y21.973
xy-0.413
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.256 1.970 0.000
y 1.970 10.853 0.000
z 0.000 0.000 11.022


<r2> (average value of r2) Å2
<r2> 242.830
(<r2>)1/2 15.583