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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-2681.261773
Energy at 298.15K-2681.267298
HF Energy-2681.261773
Nuclear repulsion energy164.671398
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/STO-3G
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' 3542 2892 2.32      
2 A' 1790 1462 0.58      
3 A' 1585 1294 78.24      
4 A' 1349 1101 24.93      
5 A' 817 667 30.81      
6 A' 361 295 2.38      
7 A" 3662 2990 2.09      
8 A" 1425 1163 3.68      
9 A" 1077 879 4.14      

Unscaled Zero Point Vibrational Energy (zpe) 7803.1 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 6371.3 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/STO-3G
ABC
1.33756 0.12391 0.11591

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.510 -1.100 0.000
F2 -0.590 -1.927 0.000
Br3 0.000 0.758 0.000
H4 1.124 -1.289 0.892
H5 1.124 -1.289 -0.892

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.37621.92611.09961.0996
F21.37622.74882.03432.0343
Br31.92612.74882.49992.4999
H41.09962.03432.49991.7850
H51.09962.03432.49991.7850

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 111.606 F2 C1 H4 110.010
F2 C1 H5 110.010 Br3 C1 H4 108.307
Br3 C1 H5 108.307 H4 C1 H5 108.520
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.011      
2 F -0.127      
3 Br -0.033      
4 H 0.086      
5 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.296 -0.867 0.000 1.559
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.441 -2.018 0.000
y -2.018 -27.808 0.000
z 0.000 0.000 -26.376
Traceless
 xyz
x 0.651 -2.018 0.000
y -2.018 -1.399 0.000
z 0.000 0.000 0.748
Polar
3z2-r21.496
x2-y21.367
xy-2.018
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.132 -0.367 0.000
y -0.367 2.914 0.000
z 0.000 0.000 0.891


<r2> (average value of r2) Å2
<r2> 89.692
(<r2>)1/2 9.471