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All results from a given calculation for HBHHBH (Diborane(4) C2V)

using model chemistry: wB97X-D/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/LANL2DZ
 hartrees
Energy at 0K-51.983304
Energy at 298.15K-51.985754
HF Energy-51.983304
Nuclear repulsion energy 
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 wB97X-D/LANL2DZ
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 2892 2892 0.76      
2 A1 1970 1970 57.96      
3 A1 1353 1353 4.74      
4 A1 1138 1138 5.54      
5 A1 733 733 12.42      
6 A2 1119 1119 0.00      
7 A2 308 308 0.00      
8 B1 1979 1979 123.83      
9 B1 802 802 1.93      
10 B2 2842 2842 35.11      
11 B2 1175 1175 201.06      
12 B2 396 396 153.18      

Unscaled Zero Point Vibrational Energy (zpe) 8354.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8354.1 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 wB97X-D/LANL2DZ
ABC
6.16041 0.82536 0.79439

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/LANL2DZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.741 -0.111
B2 0.000 -0.741 -0.111
H3 0.936 0.000 0.614
H4 -0.936 0.000 0.614
H5 0.000 1.912 -0.058
H6 0.000 -1.912 -0.058

Atom - Atom Distances (Å)
  B1 B2 H3 H4 H5 H6
B11.48171.39661.39661.17252.6535
B21.48171.39661.39662.65351.1725
H31.39661.39661.87232.23242.2324
H41.39661.39661.87232.23242.2324
H51.17252.65352.23242.23243.8242
H62.65351.17252.23242.23243.8242

picture of Diborane(4) C2V state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 B2 H3 57.963 B1 B2 H4 57.963
B1 B2 H6 177.398 B1 H3 B2 64.075
B1 H4 B2 64.075 B2 B1 H3 57.963
B2 B1 H4 57.963 B2 B1 H5 177.398
H3 B1 H4 84.182 H3 B1 H5 120.422
H3 B2 H4 84.182 H3 B2 H6 120.422
H4 B1 H5 120.422 H4 B2 H6 120.422
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.303      
2 B -0.303      
3 H 0.128      
4 H 0.128      
5 H 0.175      
6 H 0.175      


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 1.315 1.315
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.135 0.000 0.000
y 0.000 -13.800 0.000
z 0.000 0.000 -16.805
Traceless
 xyz
x 1.167 0.000 0.000
y 0.000 1.671 0.000
z 0.000 0.000 -2.837
Polar
3z2-r2-5.675
x2-y2-0.336
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.067 0.000 0.000
y 0.000 5.840 0.000
z 0.000 0.000 2.914


<r2> (average value of r2) Å2
<r2> 24.751
(<r2>)1/2 4.975