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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: TPSSh/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at TPSSh/6-31+G**
 hartrees
Energy at 0K-225.253983
Energy at 298.15K-225.255244
HF Energy-225.253983
Nuclear repulsion energy61.260313
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 TPSSh/6-31+G**
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 2750 2647 103.02      
2 A1 1142 1099 116.89      
3 A1 521 501 20.78      
4 B1 919 884 73.10      
5 B2 1391 1339 423.63      
6 B2 1093 1052 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 3907.6 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 3761.1 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 TPSSh/6-31+G**
ABC
2.44027 0.34231 0.30020

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

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 1.646
F3 0.000 1.137 -0.219
F4 0.000 -1.137 -0.219

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.18691.32391.3239
H21.18692.18442.1844
F31.32392.18442.2738
F41.32392.18442.2738

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 120.821 H2 B1 F4 120.821
F3 B1 F4 118.358
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.687      
2 H -0.038      
3 F -0.324      
4 F -0.324      


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 0.993 0.993
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.672 0.000 0.000
y 0.000 2.568 0.000
z 0.000 0.000 2.372


<r2> (average value of r2) Å2
<r2> 38.220
(<r2>)1/2 6.182