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

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2 1A1
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-1890.656389
Energy at 298.15K-1890.655863
HF Energy-1890.656389
Nuclear repulsion energy422.961118
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 mPW1PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1149 1089 0.00      
2 A1 411 390 0.00      
3 A1 176 167 0.00      
4 B1 22 21 0.00      
5 B2 743 704 169.13      
6 B2 298 283 4.90      
7 E 939 891 314.83      
7 E 939 891 314.83      
8 E 496 471 8.52      
8 E 496 471 8.52      
9 E 98 93 1.04      
9 E 98 93 1.04      

Unscaled Zero Point Vibrational Energy (zpe) 2932.7 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 2781.1 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 mPW1PW91/6-31G*
ABC
0.05284 0.02846 0.02846

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.847
B2 0.000 0.000 -0.847
Cl3 0.000 1.510 1.727
Cl4 0.000 -1.510 1.727
Cl5 1.510 0.000 -1.727
Cl6 -1.510 0.000 -1.727

Atom - Atom Distances (Å)
  B1 B2 Cl3 Cl4 Cl5 Cl6
B11.69351.74791.74792.98392.9839
B21.69352.98392.98391.74791.7479
Cl31.74792.98393.02044.06054.0605
Cl41.74792.98393.02044.06054.0605
Cl52.98391.74794.06054.06053.0204
Cl62.98391.74794.06054.06053.0204

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 120.228 B1 B2 Cl6 120.228
B2 B1 Cl3 120.228 B2 B1 Cl4 120.228
Cl3 B1 Cl4 119.543 Cl5 B2 Cl6 119.543
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.085      
2 B 0.085      
3 Cl -0.043      
4 Cl -0.043      
5 Cl -0.043      
6 Cl -0.043      


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 -60.601 0.000 0.000
y 0.000 -60.601 0.000
z 0.000 0.000 -63.232
Traceless
 xyz
x 1.315 0.000 0.000
y 0.000 1.315 0.000
z 0.000 0.000 -2.631
Polar
3z2-r2-5.261
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 9.043 0.000 0.000
y 0.000 9.043 0.000
z 0.000 0.000 9.619


<r2> (average value of r2) Å2
<r2> 403.411
(<r2>)1/2 20.085