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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-225.187652
Energy at 298.15K-225.188942
Nuclear repulsion energy61.746623
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 B1B95/6-31G**
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 2728 2605 113.93      
2 A1 1184 1131 105.12      
3 A1 540 516 18.76      
4 B1 937 894 73.23      
5 B2 1475 1408 360.46      
6 B2 1122 1072 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 3993.0 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 3812.6 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 B1B95/6-31G**
ABC
2.47751 0.34781 0.30500

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.458
H2 0.000 0.000 1.646
F3 0.000 1.129 -0.219
F4 0.000 -1.129 -0.219

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.18781.31661.3166
H21.18782.17992.1799
F31.31662.17992.2588
F41.31662.17992.2588

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 120.927 H2 B1 F4 120.927
F3 B1 F4 118.146
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.503      
2 H -0.093      
3 F -0.205      
4 F -0.205      


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 0.704 0.704
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.028 0.000 0.000
y 0.000 -17.375 0.000
z 0.000 0.000 -15.551
Traceless
 xyz
x 2.435 0.000 0.000
y 0.000 -2.585 0.000
z 0.000 0.000 0.151
Polar
3z2-r20.301
x2-y23.347
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.369 0.000 0.000
y 0.000 2.049 0.000
z 0.000 0.000 1.978


<r2> (average value of r2) Å2
<r2> 37.354
(<r2>)1/2 6.112