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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-3516.433913
Energy at 298.15K-3516.438181
HF Energy-3516.433913
Nuclear repulsion energy384.112267
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 mPW1PW91/3-21G
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' 3261 3113 1.49      
2 A' 1217 1162 32.97      
3 A' 710 677 157.83      
4 A' 581 555 5.45      
5 A' 310 296 0.30      
6 A' 214 204 0.59      
7 A" 1229 1173 15.71      
8 A" 686 655 168.46      
9 A" 209 199 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 4207.8 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 4016.8 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 mPW1PW91/3-21G
ABC
0.10188 0.05762 0.03783

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.672 -0.106 0.000
H2 -1.608 0.437 0.000
Br3 0.814 1.149 0.000
Cl4 -0.672 -1.177 1.509
Cl5 -0.672 -1.177 -1.509

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08241.94571.84991.8499
H21.08242.52492.39942.3994
Br31.94572.52493.14553.1455
Cl41.84992.39943.14553.0178
Cl51.84992.39943.14553.0178

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 109.672 H2 C1 Cl4 106.894
H2 C1 Cl5 106.894 Br3 C1 Cl4 111.911
Br3 C1 Cl5 111.911 Cl4 C1 Cl5 109.312
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.849      
2 H 0.379      
3 Br 0.239      
4 Cl 0.116      
5 Cl 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.696 1.554 0.000 1.703
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.570 -0.657 0.000
y -0.657 -50.442 0.000
z 0.000 0.000 -51.969
Traceless
 xyz
x 3.635 -0.657 0.000
y -0.657 -0.672 0.000
z 0.000 0.000 -2.963
Polar
3z2-r2-5.926
x2-y22.872
xy-0.657
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.427 2.207 0.000
y 2.207 6.257 0.000
z 0.000 0.000 6.724


<r2> (average value of r2) Å2
<r2> 246.028
(<r2>)1/2 15.685