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: SVWN/aug-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 SVWN/aug-cc-pVTZ
 hartrees
Energy at 0K-3069.581798
Energy at 298.15K-3069.587031
HF Energy-3069.581798
Nuclear repulsion energy220.214771
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 SVWN/aug-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' 3043 3019 1.23      
2 A' 1372 1361 1.02      
3 A' 1183 1174 31.72      
4 A' 743 737 95.63      
5 A' 616 611 33.79      
6 A' 223 221 0.17      
7 A" 3123 3098 3.59      
8 A" 1097 1088 0.00      
9 A" 825 818 3.09      

Unscaled Zero Point Vibrational Energy (zpe) 6111.8 cm-1
Scaled (by 0.9921) Zero Point Vibrational Energy (zpe) 6063.5 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 SVWN/aug-cc-pVTZ
ABC
0.99919 0.07152 0.06762

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.013 0.000
Br2 0.831 -0.717 0.000
Cl3 -1.750 0.938 0.000
H4 0.330 1.529 0.905
H5 0.330 1.529 -0.905

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.91881.75121.09301.0930
Br21.91883.06532.47272.4727
Cl31.75123.06532.34402.3440
H41.09302.47272.34401.8099
H51.09302.47272.34401.8099

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 113.204 Br2 C1 H4 107.163
Br2 C1 H5 107.163 Cl3 C1 H4 108.788
Cl3 C1 H5 108.788 H4 C1 H5 111.773
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.452      
2 Br 0.102      
3 Cl -0.110      
4 H 0.230      
5 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.758 1.307 0.000 1.511
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.102 1.186 0.000
y 1.186 -35.407 0.000
z 0.000 0.000 -37.403
Traceless
 xyz
x -2.698 1.186 0.000
y 1.186 2.846 0.000
z 0.000 0.000 -0.149
Polar
3z2-r2-0.298
x2-y2-3.696
xy1.186
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.983 -1.462 0.000
y -1.462 7.924 0.000
z 0.000 0.000 6.274


<r2> (average value of r2) Å2
<r2> 145.116
(<r2>)1/2 12.046