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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: HF/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-224.366497
Energy at 298.15K-224.367840
HF Energy-224.366497
Nuclear repulsion energy62.505097
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/Def2TZVPP
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 2793 2532 126.16      
2 A1 1244 1127 156.94      
3 A1 576 522 27.79      
4 B1 1001 908 108.54      
5 B2 1515 1373 453.10      
6 B2 1180 1069 0.47      

Unscaled Zero Point Vibrational Energy (zpe) 4154.3 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 3765.5 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/Def2TZVPP
ABC
2.52028 0.35723 0.31288

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.454
H2 0.000 0.000 1.636
F3 0.000 1.114 -0.217
F4 0.000 -1.114 -0.217

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.18141.30091.3009
H21.18142.16212.1621
F31.30092.16212.2284
F41.30092.16212.2284

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 121.079 H2 B1 F4 121.079
F3 B1 F4 117.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.692      
2 H -0.059      
3 F -0.316      
4 F -0.316      


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 1.086 1.086
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.087 0.000 0.000
y 0.000 -18.630 0.000
z 0.000 0.000 -15.738
Traceless
 xyz
x 3.097 0.000 0.000
y 0.000 -3.718 0.000
z 0.000 0.000 0.621
Polar
3z2-r21.241
x2-y24.543
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.637 0.000 0.000
y 0.000 2.113 0.000
z 0.000 0.000 2.094


<r2> (average value of r2) Å2
<r2> 36.988
(<r2>)1/2 6.082