return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: LSDA/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 LSDA/6-311G**
 hartrees
Energy at 0K-224.232424
Energy at 298.15K-224.233690
Nuclear repulsion energy61.997609
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/6-311G**
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 2635 2603 87.46      
2 A1 1165 1151 105.59      
3 A1 532 525 19.91      
4 B1 900 889 54.62      
5 B2 1424 1406 343.24      
6 B2 1042 1029 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 3848.8 cm-1
Scaled (by 0.9877) Zero Point Vibrational Energy (zpe) 3801.4 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/6-311G**
ABC
2.45877 0.35240 0.30823

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

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 1.656
F3 0.000 1.122 -0.219
F4 0.000 -1.122 -0.219

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.19761.31101.3110
H21.19762.18562.1856
F31.31102.18562.2441
F41.31102.18562.2441

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 121.142 H2 B1 F4 121.142
F3 B1 F4 117.716
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.275      
2 H -0.059      
3 F -0.108      
4 F -0.108      


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 0.729 0.729
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.628 0.000 0.000
y 0.000 -17.840 0.000
z 0.000 0.000 -15.944
Traceless
 xyz
x 2.264 0.000 0.000
y 0.000 -2.553 0.000
z 0.000 0.000 0.290
Polar
3z2-r20.579
x2-y23.211
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.537 0.000 0.000
y 0.000 2.285 0.000
z 0.000 0.000 2.234


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