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All results from a given calculation for B2H6 (Diborane)

using model chemistry: M06-2X/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1Ag
Energy calculated at M06-2X/aug-cc-pVDZ
 hartrees
Energy at 0K-53.238479
Energy at 298.15K-53.244344
HF Energy-53.238479
Nuclear repulsion energy32.011040
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 M06-2X/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 2643 2643 0.00 331.68 0.07 0.13
2 Ag 2189 2189 0.00 95.13 0.05 0.09
3 Ag 1190 1190 0.00 6.04 0.68 0.81
4 Ag 813 813 0.00 20.25 0.14 0.25
5 Au 844 844 0.00 0.00 0.15 0.25
6 B1g 2724 2724 0.00 125.09 0.75 0.86
7 B1g 921 921 0.00 0.33 0.75 0.86
8 B1u 2031 2031 8.78 0.00 0.00 0.00
9 B1u 984 984 21.09 0.00 0.00 0.00
10 B2g 1903 1903 0.00 2.78 0.75 0.86
11 B2g 879 879 0.00 0.03 0.75 0.86
12 B2u 2741 2741 175.12 0.00 0.00 0.00
13 B2u 941 941 0.54 0.00 0.00 0.00
14 B2u 342 342 16.78 0.00 0.00 0.00
15 B3g 1032 1032 0.00 5.76 0.75 0.86
16 B3u 2627 2627 146.93 0.00 0.00 0.00
17 B3u 1736 1736 525.39 0.00 0.00 0.00
18 B3u 1176 1176 69.23 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 13857.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13857.4 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 M06-2X/aug-cc-pVDZ
ABC
2.65833 0.60890 0.55912

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVDZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.883 0.000 0.000
B2 -0.883 0.000 0.000
H3 0.000 0.000 0.981
H4 0.000 0.000 -0.981
H5 1.459 1.045 0.000
H6 1.459 -1.045 0.000
H7 -1.459 1.045 0.000
H8 -1.459 -1.045 0.000

Atom - Atom Distances (Å)
  B1 B2 H3 H4 H5 H6 H7 H8
B11.76581.31951.31951.19351.19352.56472.5647
B21.76581.31951.31952.56472.56471.19351.1935
H31.31951.31951.96122.04522.04522.04522.0452
H41.31951.31951.96122.04522.04522.04522.0452
H51.19352.56472.04522.04522.09022.91833.5897
H61.19352.56472.04522.04522.09023.58972.9183
H72.56471.19352.04522.04522.91833.58972.0902
H82.56471.19352.04522.04523.58972.91832.0902

picture of Diborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 H3 B2 83.997 B1 H4 B2 83.997
H3 B1 H4 96.003 H3 B1 H5 108.850
H3 B1 H6 108.850 H3 B2 H4 96.003
H3 B2 H7 108.850 H3 B2 H8 108.850
H4 B1 H5 108.850 H4 B1 H6 108.850
H4 B2 H7 108.850 H4 B2 H8 108.850
H5 B1 H6 122.255 H7 B2 H8 122.255
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -2.191      
2 B -2.191      
3 H 0.760      
4 H 0.760      
5 H 0.715      
6 H 0.715      
7 H 0.715      
8 H 0.715      


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 -18.818 0.000 0.000
y 0.000 -17.997 0.000
z 0.000 0.000 -15.031
Traceless
 xyz
x -2.304 0.000 0.000
y 0.000 -1.072 0.000
z 0.000 0.000 3.376
Polar
3z2-r26.752
x2-y2-0.821
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.005 0.000 0.000
y 0.000 4.982 0.000
z 0.000 0.000 4.301


<r2> (average value of r2) Å2
<r2> 33.398
(<r2>)1/2 5.779