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: B1B95/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/daug-cc-pVDZ
 hartrees
Energy at 0K-3533.687023
Energy at 298.15K 
HF Energy-3533.687023
Nuclear repulsion energy395.449001
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 B1B95/daug-cc-pVDZ
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' 3203 3203 2.68 62.51 0.18 0.30
2 A' 1180 1180 31.83 3.26 0.49 0.66
3 A' 737 737 126.04 5.16 0.64 0.78
4 A' 613 613 20.47 14.98 0.05 0.09
5 A' 333 333 0.17 7.00 0.12 0.22
6 A' 222 222 0.00 3.51 0.47 0.64
7 A" 1214 1214 17.63 2.30 0.75 0.86
8 A" 778 778 144.45 3.05 0.75 0.86
9 A" 215 215 0.01 2.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4247.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4247.2 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 B1B95/daug-cc-pVDZ
ABC
0.10926 0.06085 0.04018

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.673 -0.131 0.000
H2 -1.582 0.468 0.000
Br3 0.815 1.104 0.000
Cl4 -0.673 -1.128 1.457
Cl5 -0.673 -1.128 -1.457

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08791.93401.76521.7652
H21.08792.47982.34382.3438
Br31.93402.47983.05283.0528
Cl41.76522.34383.05282.9134
Cl51.76522.34383.05282.9134

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 106.929 H2 C1 Cl4 108.105
H2 C1 Cl5 108.105 Br3 C1 Cl4 111.142
Br3 C1 Cl5 111.142 Cl4 C1 Cl5 111.224
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.814      
2 H -0.253      
3 Br 0.386      
4 Cl 0.340      
5 Cl 0.340      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.825 0.603 0.000 1.022
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.524 -0.370 0.000
y -0.370 -49.484 0.000
z 0.000 0.000 -49.885
Traceless
 xyz
x 2.160 -0.370 0.000
y -0.370 -0.779 0.000
z 0.000 0.000 -1.382
Polar
3z2-r2-2.763
x2-y21.959
xy-0.370
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.577 1.697 0.000
y 1.697 9.871 0.000
z 0.000 0.000 10.072


<r2> (average value of r2) Å2
<r2> 232.863
(<r2>)1/2 15.260