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

using model chemistry: HF/cc-pVQZ

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/cc-pVQZ
 hartrees
Energy at 0K-5642.896554
Energy at 298.15K-5642.903814
HF Energy-5642.896554
Nuclear repulsion energy578.389767
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/cc-pVQZ
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' 3356 3049 3.46      
2 A' 1340 1217 27.65      
3 A' 835 759 108.37      
4 A' 613 557 5.10      
5 A' 303 275 0.09      
6 A' 182 165 0.01      
7 A" 1299 1180 47.74      
8 A" 752 683 100.58      
9 A" 218 198 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 4449.1 cm-1
Scaled (by 0.9084) Zero Point Vibrational Energy (zpe) 4041.6 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/cc-pVQZ
ABC
0.08382 0.04145 0.02829

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.231 0.591 0.000
H2 -1.145 1.143 0.000
Cl3 1.098 1.738 0.000
Br4 -0.231 -0.489 1.594
Br5 -0.231 -0.489 -1.594

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.06861.75541.92511.9251
H21.06862.32082.45792.4579
Cl31.75542.32083.04403.0440
Br41.92512.45793.04403.1870
Br51.92512.45793.04403.1870

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 108.056 H2 C1 Br4 106.862
H2 C1 Br5 106.862 Cl3 C1 Br4 111.514
Cl3 C1 Br5 111.514 Br4 C1 Br5 111.739
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.129      
2 H 0.193      
3 Cl -0.031      
4 Br -0.016      
5 Br -0.016      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.940 0.514 0.000 1.071
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.118 -1.313 0.000
y -1.313 -55.026 0.000
z 0.000 0.000 -55.549
Traceless
 xyz
x 0.169 -1.313 0.000
y -1.313 0.308 0.000
z 0.000 0.000 -0.477
Polar
3z2-r2-0.954
x2-y2-0.092
xy-1.313
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.756 1.313 0.000
y 1.313 9.318 0.000
z 0.000 0.000 11.200


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