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

using model chemistry: mPW1PW91/aug-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 mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-3533.464705
Energy at 298.15K-3533.469101
HF Energy-3533.464705
Nuclear repulsion energy394.591830
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/aug-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' 3202 3069 2.91      
2 A' 1182 1133 30.37      
3 A' 733 703 124.10      
4 A' 612 586 22.45      
5 A' 334 320 0.16      
6 A' 224 214 0.01      
7 A" 1215 1165 16.91      
8 A" 777 745 144.39      
9 A" 217 208 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 4248.3 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 4071.1 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 mPW1PW91/aug-cc-pVDZ
ABC
0.10880 0.06057 0.04000

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.674 -0.134 0.000
H2 -1.584 0.465 0.000
Br3 0.815 1.108 0.000
Cl4 -0.674 -1.131 1.460
Cl5 -0.674 -1.131 -1.460

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08991.93881.76811.7681
H21.08992.48402.34702.3470
Br31.93882.48403.05983.0598
Cl41.76812.34703.05982.9198
Cl51.76812.34703.05982.9198

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 106.828 H2 C1 Cl4 108.060
H2 C1 Cl5 108.060 Br3 C1 Cl4 111.182
Br3 C1 Cl5 111.182 Cl4 C1 Cl5 111.323
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.853      
2 H 0.185      
3 Br 0.419      
4 Cl 0.125      
5 Cl 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.848 0.588 0.000 1.032
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.616 -0.363 0.000
y -0.363 -49.577 0.000
z 0.000 0.000 -49.922
Traceless
 xyz
x 2.134 -0.363 0.000
y -0.363 -0.809 0.000
z 0.000 0.000 -1.325
Polar
3z2-r2-2.650
x2-y21.962
xy-0.363
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.323 1.739 0.000
y 1.739 9.632 0.000
z 0.000 0.000 9.818


<r2> (average value of r2) Å2
<r2> 233.818
(<r2>)1/2 15.291