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All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-2810.181924
Energy at 298.15K-2810.186875
HF Energy-2810.181924
Nuclear repulsion energy258.261145
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 mPW1PW91/6-31G*
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' 3193 3028 20.77      
2 A' 1321 1253 107.58      
3 A' 1159 1099 263.35      
4 A' 714 677 122.66      
5 A' 582 552 7.96      
6 A' 317 301 0.61      
7 A" 1413 1340 33.94      
8 A" 1209 1147 186.97      
9 A" 314 298 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 5111.4 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 4847.1 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 mPW1PW91/6-31G*
ABC
0.34031 0.09603 0.07821

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.424 -0.919 0.000
H2 -1.511 -0.975 0.000
Br3 0.077 0.962 0.000
F4 0.077 -1.510 1.085
F5 0.077 -1.510 -1.085

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08841.94621.33371.3337
H21.08842.50451.99631.9963
Br31.94622.50452.69992.6999
F41.33371.99632.69992.1709
F51.33371.99632.69992.1709

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 107.875 H2 C1 F4 110.612
H2 C1 F5 110.612 Br3 C1 F4 109.383
Br3 C1 F5 109.383 F4 C1 F5 108.954
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.399      
2 H 0.200      
3 Br -0.120      
4 F -0.240      
5 F -0.240      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.356 -0.305 0.000 1.390
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.623 1.958 0.000
y 1.958 -33.146 0.000
z 0.000 0.000 -35.017
Traceless
 xyz
x 2.458 1.958 0.000
y 1.958 0.174 0.000
z 0.000 0.000 -2.633
Polar
3z2-r2-5.265
x2-y21.523
xy1.958
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.476 0.465 0.000
y 0.465 5.547 0.000
z 0.000 0.000 3.479


<r2> (average value of r2) Å2
<r2> 125.106
(<r2>)1/2 11.185