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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-2708.165606
Energy at 298.15K-2708.171079
HF Energy-2708.165606
Nuclear repulsion energy162.828839
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' 3348 3023 14.50      
2 A' 1640 1481 0.79      
3 A' 1467 1324 82.01      
4 A' 1141 1030 175.65      
5 A' 644 581 88.97      
6 A' 315 285 1.24      
7 A" 3454 3119 3.93      
8 A" 1336 1207 4.23      
9 A" 1010 912 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 7177.5 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 6480.6 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/6-31G
ABC
1.28809 0.12170 0.11363

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 0.536 -1.135 0.000
F2 -0.600 -1.933 0.000
Br3 0.000 0.766 0.000
H4 1.092 -1.309 0.897
H5 1.092 -1.309 -0.897

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.38841.97551.06991.0699
F21.38842.76502.01472.0147
Br31.97552.76502.51092.5109
H41.06992.01472.51091.7947
H51.06992.01472.51091.7947

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 109.318 F2 C1 H4 109.396
F2 C1 H5 109.396 Br3 C1 H4 107.302
Br3 C1 H5 107.302 H4 C1 H5 114.012
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 -0.088      
2 F -0.407      
3 Br 0.030      
4 H 0.233      
5 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.559 -0.572 0.000 2.622
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.396 -4.298 0.000
y -4.298 -31.739 0.000
z 0.000 0.000 -29.171
Traceless
 xyz
x 1.059 -4.298 0.000
y -4.298 -2.456 0.000
z 0.000 0.000 1.397
Polar
3z2-r22.794
x2-y22.343
xy-4.298
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.266 -0.703 0.000
y -0.703 5.264 0.000
z 0.000 0.000 1.983


<r2> (average value of r2) Å2
<r2> 93.095
(<r2>)1/2 9.649