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

using model chemistry: B3PW91/STO-3G

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/STO-3G
 hartrees
Energy at 0K-2780.982464
Energy at 298.15K-2780.987211
HF Energy-2780.982464
Nuclear repulsion energy249.378140
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/STO-3G
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' 3187 2821 19.38      
2 A' 1337 1183 88.30      
3 A' 1171 1037 97.89      
4 A' 713 631 69.66      
5 A' 544 482 9.24      
6 A' 323 286 0.69      
7 A" 1439 1274 47.60      
8 A" 1230 1089 59.05      
9 A" 304 269 1.99      

Unscaled Zero Point Vibrational Energy (zpe) 5124.7 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 4535.3 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 B3PW91/STO-3G
ABC
0.31634 0.08947 0.07270

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.423 -0.937 0.000
H2 -1.554 -0.975 0.000
Br3 0.077 0.996 0.000
F4 0.077 -1.570 1.128
F5 0.077 -1.570 -1.128

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.13151.99721.38741.3874
H21.13152.55882.07122.0712
Br31.99722.55882.80372.8037
F41.38742.07122.80372.2567
F51.38742.07122.80372.2567

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 106.430 H2 C1 F4 110.212
H2 C1 F5 110.212 Br3 C1 F4 110.571
Br3 C1 F5 110.571 F4 C1 F5 108.833
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.101      
2 H 0.095      
3 Br -0.061      
4 F -0.067      
5 F -0.067      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.957 -1.016 0.000 1.396
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.041 1.013 0.000
y 1.013 -30.598 0.000
z 0.000 0.000 -31.128
Traceless
 xyz
x 1.822 1.013 0.000
y 1.013 -0.514 0.000
z 0.000 0.000 -1.308
Polar
3z2-r2-2.616
x2-y21.558
xy1.013
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.091 0.412 0.000
y 0.412 3.466 0.000
z 0.000 0.000 1.310


<r2> (average value of r2) Å2
<r2> 130.971
(<r2>)1/2 11.444