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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-225.283906
Energy at 298.15K-225.285163
Nuclear repulsion energy61.114171
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 BLYP/6-311G**
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 2640 2630 105.35      
2 A1 1113 1109 105.69      
3 A1 522 520 18.49      
4 B1 914 911 61.03      
5 B2 1353 1348 350.48      
6 B2 1066 1062 0.29      

Unscaled Zero Point Vibrational Energy (zpe) 3804.4 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 3789.5 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 BLYP/6-311G**
ABC
2.42717 0.34074 0.29879

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.465
H2 0.000 0.000 1.656
F3 0.000 1.141 -0.221
F4 0.000 -1.141 -0.221

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.19111.33131.3313
H21.19112.19652.1965
F31.33132.19652.2821
F41.33132.19652.2821

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 121.005 H2 B1 F4 121.005
F3 B1 F4 117.990
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.371      
2 H -0.099      
3 F -0.136      
4 F -0.136      


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 0.756 0.756
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.578 0.000 0.000
y 0.000 -18.057 0.000
z 0.000 0.000 -16.105
Traceless
 xyz
x 2.503 0.000 0.000
y 0.000 -2.716 0.000
z 0.000 0.000 0.212
Polar
3z2-r20.425
x2-y23.479
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.523 0.000 0.000
y 0.000 2.313 0.000
z 0.000 0.000 2.231


<r2> (average value of r2) Å2
<r2> 38.285
(<r2>)1/2 6.188