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All results from a given calculation for B2Cl4 (Diboron tetrachloride)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2 1A1
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-1881.766436
Energy at 298.15K-1881.765880
HF Energy-1881.766436
Nuclear repulsion energy422.906160
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 B3PW91/3-21G*
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 1139 1093 0.00      
2 A1 406 389 0.00      
3 A1 176 169 0.00      
4 B1 19 18 0.00      
5 B2 725 695 149.41      
6 B2 297 285 4.30      
7 E 912 875 280.99      
7 E 912 875 280.99      
8 E 495 475 6.15      
8 E 495 475 6.15      
9 E 96 92 1.15      
9 E 96 92 1.15      

Unscaled Zero Point Vibrational Energy (zpe) 2883.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 2766.0 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 B3PW91/3-21G*
ABC
0.05218 0.02868 0.02868

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.839
B2 0.000 0.000 -0.839
Cl3 0.000 1.520 1.714
Cl4 0.000 -1.520 1.714
Cl5 1.520 0.000 -1.714
Cl6 -1.520 0.000 -1.714

Atom - Atom Distances (Å)
  B1 B2 Cl3 Cl4 Cl5 Cl6
B11.67851.75331.75332.97092.9709
B21.67852.97092.97091.75331.7533
Cl31.75332.97093.03964.04534.0453
Cl41.75332.97093.03964.04534.0453
Cl52.97091.75334.04534.04533.0396
Cl62.97091.75334.04534.04533.0396

picture of Diboron tetrachloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 B2 Cl5 119.911 B1 B2 Cl6 119.911
B2 B1 Cl3 119.911 B2 B1 Cl4 119.911
Cl3 B1 Cl4 120.177 Cl5 B2 Cl6 120.177
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.261      
2 B 0.261      
3 Cl -0.131      
4 Cl -0.131      
5 Cl -0.131      
6 Cl -0.131      


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 -61.703 0.000 0.000
y 0.000 -61.703 0.000
z 0.000 0.000 -64.212
Traceless
 xyz
x 1.254 0.000 0.000
y 0.000 1.254 0.000
z 0.000 0.000 -2.509
Polar
3z2-r2-5.018
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.998 0.000 0.000
y 0.000 8.998 0.000
z 0.000 0.000 9.363


<r2> (average value of r2) Å2
<r2> 402.830
(<r2>)1/2 20.071