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

using model chemistry: B97D3/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 B97D3/cc-pVQZ
 hartrees
Energy at 0K-52.027487
Energy at 298.15K-52.030340
HF Energy-52.027487
Nuclear repulsion energy24.718534
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 B97D3/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 2772 2772 0.10      
2 A1 2078 2078 17.51      
3 A1 1325 1325 2.74      
4 A1 1105 1105 1.87      
5 A1 715 715 4.36      
6 A2 1229 1229 0.00      
7 A2 641 641 0.00      
8 B1 2062 2062 44.63      
9 B1 777 777 1.35      
10 B2 2735 2735 40.80      
11 B2 1326 1326 178.94      
12 B2 525 525 28.75      

Unscaled Zero Point Vibrational Energy (zpe) 8644.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8644.0 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 B97D3/cc-pVQZ
ABC
6.65750 0.83840 0.80876

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.735 -0.117
B2 0.000 -0.735 -0.117
H3 0.901 0.000 0.577
H4 -0.901 0.000 0.577
H5 0.000 1.906 0.008
H6 0.000 -1.906 0.008

Atom - Atom Distances (Å)
  B1 B2 H3 H4 H5 H6
B11.46971.35371.35371.17732.6433
B21.46971.35371.35372.64331.1773
H31.35371.35371.80102.18312.1831
H41.35371.35371.80102.18312.1831
H51.17732.64332.18312.18313.8110
H62.64331.17732.18312.18313.8110

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 57.122 B1 B2 H4 57.122
B1 B2 H6 173.914 B1 H3 B2 65.755
B1 H4 B2 65.755 B2 B1 H3 57.122
B2 B1 H4 57.122 B2 B1 H5 173.914
H3 B1 H4 83.399 H3 B1 H5 119.041
H3 B2 H4 83.399 H3 B2 H6 119.041
H4 B1 H5 119.041 H4 B2 H6 119.041
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.168      
2 B 0.168      
3 H -0.041      
4 H -0.041      
5 H -0.127      
6 H -0.127      


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 0.817 0.817
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.078 0.000 0.000
y 0.000 -14.305 0.000
z 0.000 0.000 -16.600
Traceless
 xyz
x 1.375 0.000 0.000
y 0.000 1.034 0.000
z 0.000 0.000 -2.408
Polar
3z2-r2-4.816
x2-y20.227
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.282 0.000 0.000
y 0.000 6.270 0.000
z 0.000 0.000 4.552


<r2> (average value of r2) Å2
<r2> 24.452
(<r2>)1/2 4.945