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 CH2BrCl (Methane, bromochloro-)

using model chemistry: M06-2X/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 M06-2X/aug-cc-pVDZ
 hartrees
Energy at 0K-3073.649852
Energy at 298.15K-3073.655132
HF Energy-3073.649852
Nuclear repulsion energy218.438933
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 M06-2X/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' 3150 3150 2.10      
2 A' 1416 1416 0.29      
3 A' 1237 1237 47.09      
4 A' 768 768 98.41      
5 A' 632 632 29.65      
6 A' 230 230 0.26      
7 A" 3244 3244 2.87      
8 A" 1144 1144 0.01      
9 A" 845 845 2.52      

Unscaled Zero Point Vibrational Energy (zpe) 6332.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6332.3 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 M06-2X/aug-cc-pVDZ
ABC
0.97350 0.07048 0.06658

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.027 0.000
Br2 0.842 -0.717 0.000
Cl3 -1.770 0.931 0.000
H4 0.318 1.542 0.907
H5 0.318 1.542 -0.907

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.93641.77271.08951.0895
Br21.93643.08802.48902.4890
Cl31.77273.08802.35632.3563
H41.08952.48902.35631.8131
H51.08952.48902.35631.8131

picture of Methane, bromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.654 Br2 C1 H4 107.359
Br2 C1 H5 107.359 Cl3 C1 H4 108.457
Cl3 C1 H5 108.457 H4 C1 H5 112.625
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.202      
2 Br 0.263      
3 Cl 0.043      
4 H -0.052      
5 H -0.052      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.820 1.447 0.000 1.663
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.492 1.323 0.000
y 1.323 -35.412 0.000
z 0.000 0.000 -37.573
Traceless
 xyz
x -3.000 1.323 0.000
y 1.323 3.120 0.000
z 0.000 0.000 -0.121
Polar
3z2-r2-0.241
x2-y2-4.080
xy1.323
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.388 -1.432 0.000
y -1.432 7.418 0.000
z 0.000 0.000 5.707


<r2> (average value of r2) Å2
<r2> 147.113
(<r2>)1/2 12.129