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

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-2809.977475
Energy at 298.15K-2809.982403
HF Energy-2809.977475
Nuclear repulsion energy257.414000
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 B3PW91/6-31G*
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' 3170 3032 21.61      
2 A' 1310 1253 104.35      
3 A' 1145 1096 262.18      
4 A' 704 674 122.89      
5 A' 577 552 8.12      
6 A' 312 298 0.88      
7 A" 1402 1342 31.86      
8 A" 1194 1142 188.20      
9 A" 311 297 0.42      

Unscaled Zero Point Vibrational Energy (zpe) 5062.1 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 4842.9 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 B3PW91/6-31G*
ABC
0.33859 0.09533 0.07766

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.425 -0.923 0.000
H2 -1.514 -0.977 0.000
Br3 0.077 0.966 0.000
F4 0.077 -1.516 1.088
F5 0.077 -1.516 -1.088

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09021.95411.33671.3367
H21.09022.51082.00062.0006
Br31.95412.51082.70942.7094
F41.33672.00062.70942.1767
F51.33672.00062.70942.1767

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 107.727 H2 C1 F4 110.636
H2 C1 F5 110.636 Br3 C1 F4 109.402
Br3 C1 F5 109.402 F4 C1 F5 109.013
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.392      
2 H 0.197      
3 Br -0.121      
4 F -0.234      
5 F -0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.349 -0.334 0.000 1.390
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.635 1.947 0.000
y 1.947 -33.130 0.000
z 0.000 0.000 -34.998
Traceless
 xyz
x 2.429 1.947 0.000
y 1.947 0.186 0.000
z 0.000 0.000 -2.616
Polar
3z2-r2-5.231
x2-y21.495
xy1.947
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.494 0.471 0.000
y 0.471 5.613 0.000
z 0.000 0.000 3.503


<r2> (average value of r2) Å2
<r2> 125.821
(<r2>)1/2 11.217