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All results from a given calculation for B2F4 (Diboron tetrafluoride)

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 D2H 1AG
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-449.190106
Energy at 298.15K-449.190525
Nuclear repulsion energy203.863667
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 Ag 1413 1350 0.00      
2 Ag 674 643 0.00      
3 Ag 318 303 0.00      
4 Au 8 8 0.00      
5 B1u 1178 1124 307.35      
6 B1u 537 513 49.79      
7 B2g 686 655 0.00      
8 B2u 1426 1362 551.04      
9 B2u 123 118 1.67      
10 B3g 1425 1361 0.00      
11 B3g 377 360 0.00      
12 B3u 350 334 38.51      

Unscaled Zero Point Vibrational Energy (zpe) 4257.0 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 4064.6 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
0.17489 0.08502 0.05721

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

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.860
B2 0.000 0.000 -0.860
F3 0.000 1.126 1.548
F4 0.000 -1.126 1.548
F5 0.000 1.126 -1.548
F6 0.000 -1.126 -1.548

Atom - Atom Distances (Å)
  B1 B2 F3 F4 F5 F6
B11.71951.31961.31962.65772.6577
B21.71952.65772.65771.31961.3196
F31.31962.65772.25253.09513.8280
F41.31962.65772.25253.82803.0951
F52.65771.31963.09513.82802.2525
F62.65771.31963.82803.09512.2525

picture of Diboron tetrafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 B2 F5 121.412 B1 B2 F6 121.412
B2 B1 F3 121.412 B2 B1 F4 121.412
F3 B1 F4 117.177 F5 B2 F6 117.177
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 0.397      
2 B 0.397      
3 F -0.199      
4 F -0.199      
5 F -0.199      
6 F -0.199      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.383 0.000 0.000
y 0.000 -32.712 0.000
z 0.000 0.000 -33.296
Traceless
 xyz
x 6.621 0.000 0.000
y 0.000 -2.872 0.000
z 0.000 0.000 -3.748
Polar
3z2-r2-7.496
x2-y26.329
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.451 0.000 0.000
y 0.000 3.685 0.000
z 0.000 0.000 3.475


<r2> (average value of r2) Å2
<r2> 158.508
(<r2>)1/2 12.590