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All results from a given calculation for BHF2 (Difluoroborane)

using model chemistry: MP2=FULL/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 MP2=FULL/6-311G*
 hartrees
Energy at 0K-224.863422
Energy at 298.15K-224.864714
HF Energy-224.318279
Nuclear repulsion energy61.595931
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 MP2=FULL/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 2744 2599 111.74      
2 A1 1158 1097 125.48      
3 A1 546 517 23.04      
4 B1 952 902 83.55      
5 B2 1431 1356 402.63      
6 B2 1108 1049 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 3969.6 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 3759.6 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 MP2=FULL/6-311G*
ABC
2.49665 0.34472 0.30290

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.455
H2 0.000 0.000 1.643
F3 0.000 1.134 -0.218
F4 0.000 -1.134 -0.218

Atom - Atom Distances (Å)
  B1 H2 F3 F4
B11.18771.31911.3191
H21.18772.17932.1793
F31.31912.17932.2689
F41.31912.17932.2689

picture of Difluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 F3 120.677 H2 B1 F4 120.677
F3 B1 F4 118.645
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability