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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: LSDA/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-224.160048
Energy at 298.15K-224.161316
Nuclear repulsion energy61.928079
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 LSDA/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 A1 2660 2610 97.68      
2 A1 1188 1165 86.05      
3 A1 534 524 16.28      
4 B1 902 885 52.91      
5 B2 1487 1459 311.19      
6 B2 1081 1060 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 3925.4 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 3851.9 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 LSDA/6-31G*
ABC
2.47216 0.35071 0.30714

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.456
H2 0.000 0.000 1.657
F3 0.000 1.125 -0.219
F4 0.000 -1.125 -0.219

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.20171.31141.3114
H21.20172.18742.1874
F31.31142.18742.2495
F41.31142.18742.2495

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 120.946 H2 B1 F4 120.946
F3 B1 F4 118.107
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.309      
2 H -0.044      
3 F -0.132      
4 F -0.132      


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 0.551 0.551
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.275 0.000 0.000
y 0.000 -17.109 0.000
z 0.000 0.000 -15.658
Traceless
 xyz
x 2.109 0.000 0.000
y 0.000 -2.143 0.000
z 0.000 0.000 0.034
Polar
3z2-r20.068
x2-y22.834
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.420 0.000 0.000
y 0.000 2.141 0.000
z 0.000 0.000 2.064


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000