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

using model chemistry: mPW1PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-5642.647061
Energy at 298.15K-5642.654182
HF Energy-5642.647061
Nuclear repulsion energy579.420774
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 mPW1PW91/6-31+G**
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' 3228 3072 4.47      
2 A' 1238 1179 26.46      
3 A' 763 726 134.78      
4 A' 588 559 8.67      
5 A' 289 275 0.03      
6 A' 176 168 0.00      
7 A" 1187 1130 43.36      
8 A" 672 640 126.79      
9 A" 208 198 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 4174.6 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 3973.4 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 mPW1PW91/6-31+G**
ABC
0.08275 0.04216 0.02854

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.237 0.620 0.000
H2 -1.159 1.191 0.000
Cl3 1.129 1.729 0.000
Br4 -0.237 -0.490 1.579
Br5 -0.237 -0.490 -1.579

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.08421.76031.93001.9300
H21.08422.35052.48382.4838
Cl31.76032.35053.04743.0474
Br41.93002.48383.04743.1577
Br51.93002.48383.04743.1577

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 109.127 H2 C1 Br4 107.648
H2 C1 Br5 107.648 Cl3 C1 Br4 111.251
Cl3 C1 Br5 111.251 Br4 C1 Br5 109.777
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.385      
2 H 0.275      
3 Cl 0.138      
4 Br -0.014      
5 Br -0.014      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.934 0.507 0.000 1.063
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -54.958 -1.300 0.000
y -1.300 -54.423 0.000
z 0.000 0.000 -54.963
Traceless
 xyz
x -0.264 -1.300 0.000
y -1.300 0.537 0.000
z 0.000 0.000 -0.273
Polar
3z2-r2-0.546
x2-y2-0.534
xy-1.300
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.516 1.341 0.000
y 1.341 8.916 0.000
z 0.000 0.000 10.806


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