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

using model chemistry: PBEPBE/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 PBEPBE/6-31G
 hartrees
Energy at 0K-2710.119298
Energy at 298.15K-2710.124612
HF Energy-2710.119298
Nuclear repulsion energy159.286197
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 PBEPBE/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' 3064 3022 15.68      
2 A' 1469 1448 0.26      
3 A' 1294 1276 39.54      
4 A' 1019 1005 148.91      
5 A' 569 561 73.32      
6 A' 276 272 1.27      
7 A" 3164 3120 12.37      
8 A" 1183 1167 1.50      
9 A" 903 890 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 6469.4 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 6380.2 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 PBEPBE/6-31G
ABC
1.26758 0.11556 0.10822

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.536 -1.161 0.000
F2 -0.604 -1.989 0.000
Br3 0.000 0.785 0.000
H4 1.113 -1.312 0.920
H5 1.113 -1.312 -0.920

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.40942.01841.09601.0960
F21.40942.83962.06212.0621
Br32.01842.83962.54592.5459
H41.09602.06212.54591.8392
H51.09602.06212.54591.8392

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 110.611 F2 C1 H4 110.163
F2 C1 H5 110.163 Br3 C1 H4 105.822
Br3 C1 H5 105.822 H4 C1 H5 114.080
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.209      
2 F -0.258      
3 Br 0.023      
4 H 0.222      
5 H 0.222      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.986 -0.734 0.000 2.118
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.062 -3.370 0.000
y -3.370 -30.357 0.000
z 0.000 0.000 -29.084
Traceless
 xyz
x 0.659 -3.370 0.000
y -3.370 -1.284 0.000
z 0.000 0.000 0.625
Polar
3z2-r21.250
x2-y21.295
xy-3.370
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.466 -0.539 0.000
y -0.539 5.613 0.000
z 0.000 0.000 2.152


<r2> (average value of r2) Å2
<r2> 96.324
(<r2>)1/2 9.814