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

using model chemistry: HF/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 HF/6-31+G**
 hartrees
Energy at 0K-5637.719726
Energy at 298.15K-5637.727007
HF Energy-5637.719726
Nuclear repulsion energy580.173960
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 HF/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' 3392 3067 4.25      
2 A' 1354 1225 35.84      
3 A' 845 764 115.30      
4 A' 619 560 7.15      
5 A' 307 278 0.10      
6 A' 189 171 0.03      
7 A" 1308 1183 57.71      
8 A" 742 671 109.20      
9 A" 225 203 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 4490.2 cm-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 4060.0 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 HF/6-31+G**
ABC
0.08338 0.04211 0.02858

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.237 0.615 0.000
H2 -1.146 1.182 0.000
Cl3 1.126 1.723 0.000
Br4 -0.237 -0.488 1.580
Br5 -0.237 -0.488 -1.580

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.07141.75651.92671.9267
H21.07142.33532.47192.4719
Cl31.75652.33533.04013.0401
Br41.92672.47193.04013.1598
Br51.92672.47193.04013.1598

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 108.921 H2 C1 Br4 107.630
H2 C1 Br5 107.630 Cl3 C1 Br4 111.173
Cl3 C1 Br5 111.173 Br4 C1 Br5 110.174
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.208      
2 H 0.242      
3 Cl 0.090      
4 Br -0.062      
5 Br -0.062      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.035 0.562 0.000 1.178
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.673 -1.504 0.000
y -1.504 -55.251 0.000
z 0.000 0.000 -55.900
Traceless
 xyz
x -0.097 -1.504 0.000
y -1.504 0.535 0.000
z 0.000 0.000 -0.438
Polar
3z2-r2-0.876
x2-y2-0.422
xy-1.504
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.109 1.217 0.000
y 1.217 8.407 0.000
z 0.000 0.000 10.221


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