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

using model chemistry: HF/6-31G*

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/6-31G*
 hartrees
Energy at 0K-2708.342010
Energy at 298.15K-2708.347538
HF Energy-2708.342010
Nuclear repulsion energy165.965795
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/6-31G*
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' 3329 2991 25.65      
2 A' 1661 1493 1.35      
3 A' 1490 1339 109.18      
4 A' 1224 1099 207.42      
5 A' 688 619 87.64      
6 A' 335 301 0.53      
7 A" 3418 3071 11.50      
8 A" 1380 1240 4.88      
9 A" 1033 928 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 7279.1 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 6540.3 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/6-31G*
ABC
1.36516 0.12602 0.11797

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.511 -1.119 0.000
F2 -0.581 -1.897 0.000
Br3 0.000 0.753 0.000
H4 1.081 -1.290 0.894
H5 1.081 -1.290 -0.894

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.34021.94091.07421.0742
F21.34022.71341.98241.9824
Br31.94092.71342.47872.4787
H41.07421.98242.47871.7879
H51.07421.98242.47871.7879

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 110.231 F2 C1 H4 109.893
F2 C1 H5 109.893 Br3 C1 H4 107.050
Br3 C1 H5 107.050 H4 C1 H5 112.642
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.104      
2 F -0.353      
3 Br -0.167      
4 H 0.208      
5 H 0.208      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.882 -0.833 0.000 2.058
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.035 -3.459 0.000
y -3.459 -29.832 0.000
z 0.000 0.000 -29.096
Traceless
 xyz
x 0.429 -3.459 0.000
y -3.459 -0.766 0.000
z 0.000 0.000 0.338
Polar
3z2-r20.675
x2-y20.796
xy-3.459
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.327 -0.484 0.000
y -0.484 5.261 0.000
z 0.000 0.000 3.204


<r2> (average value of r2) Å2
<r2> 89.950
(<r2>)1/2 9.484