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

using model chemistry: B3LYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31G(2df,p)
 hartrees
Energy at 0K-5642.643268
Energy at 298.15K-5642.650327
HF Energy-5642.643268
Nuclear repulsion energy576.817328
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 B3LYP/6-31G(2df,p)
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' 3181 3069 1.93      
2 A' 1209 1166 21.69      
3 A' 719 694 124.30      
4 A' 576 556 5.41      
5 A' 281 271 0.06      
6 A' 170 164 0.00      
7 A" 1172 1131 32.74      
8 A" 669 646 111.54      
9 A" 198 191 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 4087.0 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 3943.9 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 B3LYP/6-31G(2df,p)
ABC
0.08229 0.04157 0.02818

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.235 0.592 0.000
H2 -1.153 1.168 0.000
Cl3 1.119 1.749 0.000
Br4 -0.235 -0.492 1.591
Br5 -0.235 -0.492 -1.591

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.08391.78091.92481.9248
H21.08392.34472.47572.4757
Cl31.78092.34473.06343.0634
Br41.92482.47573.06343.1816
Br51.92482.47573.06343.1816

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 107.349 H2 C1 Br4 107.422
H2 C1 Br5 107.422 Cl3 C1 Br4 111.458
Cl3 C1 Br5 111.458 Br4 C1 Br5 111.472
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.314      
2 H 0.214      
3 Cl -0.069      
4 Br 0.084      
5 Br 0.084      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.910 0.343 0.000 0.973
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -54.023 -1.271 0.000
y -1.271 -53.869 0.000
z 0.000 0.000 -54.091
Traceless
 xyz
x -0.043 -1.271 0.000
y -1.271 0.188 0.000
z 0.000 0.000 -0.145
Polar
3z2-r2-0.290
x2-y2-0.154
xy-1.271
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.551 1.421 0.000
y 1.421 9.112 0.000
z 0.000 0.000 10.861


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