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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-222.023156
Energy at 298.15K-222.024387
Nuclear repulsion energy61.431002
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 B3LYP/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 A1 2987 2665 29.07      
2 A1 1244 1110 33.89      
3 A1 558 498 11.60      
4 B1 932 831 48.20      
5 B2 1624 1449 176.67      
6 B2 1224 1092 2.91      

Unscaled Zero Point Vibrational Energy (zpe) 4283.4 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 3822.5 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 B3LYP/STO-3G
ABC
2.47959 0.34306 0.30137

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.459
H2 0.000 0.000 1.641
F3 0.000 1.137 -0.219
F4 0.000 -1.137 -0.219

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.18231.32381.3238
H21.18232.18002.1800
F31.32382.18002.2744
F41.32382.18002.2744

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 120.788 H2 B1 F4 120.788
F3 B1 F4 118.425
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.291      
2 H -0.069      
3 F -0.111      
4 F -0.111      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.181 0.181
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.651 0.000 0.000
y 0.000 -14.954 0.000
z 0.000 0.000 -14.615
Traceless
 xyz
x 2.133 0.000 0.000
y 0.000 -1.321 0.000
z 0.000 0.000 -0.813
Polar
3z2-r2-1.625
x2-y22.303
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.483 0.000 0.000
y 0.000 1.328 0.000
z 0.000 0.000 0.965


<r2> (average value of r2) Å2
<r2> 36.675
(<r2>)1/2 6.056