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All results from a given calculation for CH2BrCl (Methane, bromochloro-)

using model chemistry: PBEPBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31G**
 hartrees
Energy at 0K-3070.543727
Energy at 298.15K-3070.548921
HF Energy-3070.543727
Nuclear repulsion energy216.074429
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 PBEPBE/6-31G**
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' 3069 3027 4.62      
2 A' 1413 1394 0.19      
3 A' 1215 1198 52.52      
4 A' 708 698 106.90      
5 A' 582 574 46.68      
6 A' 222 219 0.22      
7 A" 3157 3114 0.02      
8 A" 1119 1104 0.01      
9 A" 829 818 3.86      

Unscaled Zero Point Vibrational Energy (zpe) 6157.1 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 6072.7 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 PBEPBE/6-31G**
ABC
0.97669 0.06857 0.06489

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.031 0.000
Br2 0.846 -0.734 0.000
Cl3 -1.782 0.967 0.000
H4 0.334 1.542 0.909
H5 0.334 1.542 -0.909

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.95761.78301.09501.0950
Br21.95763.13072.50422.5042
Cl31.78303.13072.37392.3739
H41.09502.50422.37391.8172
H51.09502.50422.37391.8172

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 113.558 Br2 C1 H4 106.810
Br2 C1 H5 106.810 Cl3 C1 H4 108.786
Cl3 C1 H5 108.786 H4 C1 H5 112.141
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.364      
2 Br -0.068      
3 Cl 0.003      
4 H 0.214      
5 H 0.214      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.909 1.370 0.000 1.644
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.830 1.222 0.000
y 1.222 -34.672 0.000
z 0.000 0.000 -36.886
Traceless
 xyz
x -3.050 1.222 0.000
y 1.222 3.185 0.000
z 0.000 0.000 -0.135
Polar
3z2-r2-0.270
x2-y2-4.157
xy1.222
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.901 -1.517 0.000
y -1.517 5.768 0.000
z 0.000 0.000 3.887


<r2> (average value of r2) Å2
<r2> 149.798
(<r2>)1/2 12.239