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

using model chemistry: TPSSh/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 TPSSh/3-21G*
 hartrees
Energy at 0K-1882.000096
Energy at 298.15K-1881.999471
HF Energy-1882.000096
Nuclear repulsion energy421.599746
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 TPSSh/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 1130 1091 0.00      
2 A1 400 386 0.00      
3 A1 173 167 0.00      
4 B1 14 13 0.00      
5 B2 709 685 156.41      
6 B2 293 283 4.62      
7 E 887 856 282.78      
7 E 887 856 282.78      
8 E 489 472 6.04      
8 E 489 472 6.04      
9 E 92 89 1.19      
9 E 92 89 1.19      

Unscaled Zero Point Vibrational Energy (zpe) 2826.7 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 2729.7 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 TPSSh/3-21G*
ABC
0.05192 0.02849 0.02849

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/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 1.524 1.720
Cl4 0.000 -1.524 1.720
Cl5 1.524 0.000 -1.720
Cl6 -1.524 0.000 -1.720

Atom - Atom Distances (Å)
  B1 B2 Cl3 Cl4 Cl5 Cl6
B11.67791.76001.76002.97832.9783
B21.67792.97832.97831.76001.7600
Cl31.76002.97833.04714.05924.0592
Cl41.76002.97833.04714.05924.0592
Cl52.97831.76004.05924.05923.0471
Cl62.97831.76004.05924.05923.0471

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 120.042 B1 B2 Cl6 120.042
B2 B1 Cl3 120.042 B2 B1 Cl4 120.042
Cl3 B1 Cl4 119.915 Cl5 B2 Cl6 119.915
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.270      
2 B 0.270      
3 Cl -0.135      
4 Cl -0.135      
5 Cl -0.135      
6 Cl -0.135      


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


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.097 0.000 0.000
y 0.000 9.097 0.000
z 0.000 0.000 9.617


<r2> (average value of r2) Å2
<r2> 405.230
(<r2>)1/2 20.130