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All results from a given calculation for BClF2 (Chlorodifluoroborane)

using model chemistry: QCISD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-683.968125
Energy at 298.15K 
HF Energy-683.232023
Nuclear repulsion energy142.117662
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 QCISD/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 1276 1209 460.02      
2 A1 707 670 43.16      
3 A1 439 416 6.15      
4 B1 623 590 52.58      
5 B2 1505 1426 292.33      
6 B2 348 330 3.12      

Unscaled Zero Point Vibrational Energy (zpe) 2448.7 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 2319.9 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 QCISD/6-31G(2df,p)
ABC
0.34966 0.15606 0.10790

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 -0.448
Cl2 0.000 0.000 1.303
F3 0.000 1.126 -1.106
F4 0.000 -1.126 -1.106

Atom - Atom Distances (Å)
  B1 Cl2 F3 F4
B11.75061.30461.3046
Cl21.75062.65922.6592
F31.30462.65922.2529
F41.30462.65922.2529

picture of Chlorodifluoroborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 B1 F3 120.299 Cl2 B1 F4 120.299
F3 B1 F4 119.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability