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All results from a given calculation for CHClBr2 (Methane, dibromochloro-)

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-5642.611334
Energy at 298.15K-5642.618428
HF Energy-5642.611334
Nuclear repulsion energy576.964179
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 mPW1PW91/6-31G*
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' 3240 3072 1.50      
2 A' 1248 1184 26.44      
3 A' 764 725 136.90      
4 A' 580 550 7.95      
5 A' 286 272 0.09      
6 A' 174 165 0.00      
7 A" 1185 1124 41.48      
8 A" 671 636 127.07      
9 A" 207 196 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 4177.5 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 3961.5 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 mPW1PW91/6-31G*
ABC
0.08272 0.04151 0.02821

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.232 0.604 0.000
H2 -1.163 1.159 0.000
Cl3 1.107 1.747 0.000
Br4 -0.232 -0.493 1.592
Br5 -0.232 -0.493 -1.592

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.08371.76091.93311.9331
H21.08372.34562.47552.4755
Cl31.76092.34563.05683.0568
Br41.93312.47553.05683.1839
Br51.93312.47553.05683.1839

picture of Methane, dibromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Cl3 108.745 H2 C1 Br4 106.887
H2 C1 Br5 106.887 Cl3 C1 Br4 111.598
Cl3 C1 Br5 111.598 Br4 C1 Br5 110.877
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.342      
2 H 0.297      
3 Cl 0.068      
4 Br -0.012      
5 Br -0.012      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.970 0.450 0.000 1.069
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -54.136 -1.270 0.000
y -1.270 -53.762 0.000
z 0.000 0.000 -53.924
Traceless
 xyz
x -0.293 -1.270 0.000
y -1.270 0.267 0.000
z 0.000 0.000 0.025
Polar
3z2-r20.051
x2-y2-0.373
xy-1.270
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.198 1.431 0.000
y 1.431 7.772 0.000
z 0.000 0.000 9.532


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000