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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: HF/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/6-311+G(3df,2p)
 hartrees
Energy at 0K-224.348822
Energy at 298.15K-224.350168
Nuclear repulsion energy62.688203
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 HF/6-311+G(3df,2p)
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 2792 2537 124.57      
2 A1 1241 1127 153.91      
3 A1 577 525 27.23      
4 B1 1004 912 103.84      
5 B2 1509 1371 449.06      
6 B2 1184 1076 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 4153.6 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 3774.0 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 HF/6-311+G(3df,2p)
ABC
2.54005 0.35909 0.31461

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.451
H2 0.000 0.000 1.631
F3 0.000 1.112 -0.216
F4 0.000 -1.112 -0.216

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.18041.29611.2961
H21.18042.15562.1556
F31.29612.15562.2231
F41.29612.15562.2231

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 120.948 H2 B1 F4 120.948
F3 B1 F4 118.103
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.073      
2 H 0.133      
3 F -0.030      
4 F -0.030      


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 1.066 1.066
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.123 0.000 0.000
y 0.000 -18.626 0.000
z 0.000 0.000 -15.775
Traceless
 xyz
x 3.078 0.000 0.000
y 0.000 -3.677 0.000
z 0.000 0.000 0.599
Polar
3z2-r21.199
x2-y24.503
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.787 0.000 0.000
y 0.000 2.218 0.000
z 0.000 0.000 2.199


<r2> (average value of r2) Å2
<r2> 36.856
(<r2>)1/2 6.071