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

using model chemistry: wB97X-D/aug-cc-pVQZ

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/aug-cc-pVQZ
 hartrees
Energy at 0K-52.037803
Energy at 298.15K-52.040714
HF Energy-52.037803
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/aug-cc-pVQZ
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 2823 2823 0.02      
2 A1 2093 2093 22.92      
3 A1 1363 1363 2.99      
4 A1 1113 1113 2.30      
5 A1 733 733 7.44      
6 A2 1284 1284 0.00      
7 A2 648 648 0.00      
8 B1 2109 2109 50.29      
9 B1 773 773 1.25      
10 B2 2784 2784 38.15      
11 B2 1363 1363 202.82      
12 B2 583 583 35.86      

Unscaled Zero Point Vibrational Energy (zpe) 8834.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8834.1 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/aug-cc-pVQZ
ABC
6.72307 0.85065 0.81913

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.729 -0.114
B2 0.000 -0.729 -0.114
H3 0.901 0.000 0.571
H4 -0.901 0.000 0.571
H5 0.000 1.897 -0.002
H6 0.000 -1.897 -0.002

Atom - Atom Distances (Å)
  B1 B2 H3 H4 H5 H6
B11.45751.34601.34601.17332.6278
B21.45751.34601.34602.62781.1733
H31.34601.34601.80132.17652.1765
H41.34601.34601.80132.17652.1765
H51.17332.62782.17652.17653.7934
H62.62781.17332.17652.17653.7934

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 57.219 B1 B2 H4 57.219
B1 B2 H6 174.523 B1 H3 B2 65.561
B1 H4 B2 65.561 B2 B1 H3 57.219
B2 B1 H4 57.219 B2 B1 H5 174.523
H3 B1 H4 83.998 H3 B1 H5 119.365
H3 B2 H4 83.998 H3 B2 H6 119.365
H4 B1 H5 119.365 H4 B2 H6 119.365
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.416      
2 B 0.416      
3 H -0.062      
4 H -0.062      
5 H -0.354      
6 H -0.354      


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 0.855 0.855
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.963 0.000 0.000
y 0.000 -14.042 0.000
z 0.000 0.000 -16.552
Traceless
 xyz
x 1.334 0.000 0.000
y 0.000 1.216 0.000
z 0.000 0.000 -2.550
Polar
3z2-r2-5.099
x2-y20.079
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.307 0.000 0.000
y 0.000 6.087 0.000
z 0.000 0.000 4.735


<r2> (average value of r2) Å2
<r2> 24.187
(<r2>)1/2 4.918