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All results from a given calculation for B2H6 (Diborane)

using model chemistry: MP3=FULL/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2H 1Ag
Energy calculated at MP3=FULL/6-311G**
 hartrees
Energy at 0K-53.128904
Energy at 298.15K-53.134842
HF Energy-52.827862
Nuclear repulsion energy32.055093
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 MP3=FULL/6-311G**
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 2650 2650 0.00      
2 Ag 2201 2201 0.00      
3 Ag 1226 1226 0.00      
4 Ag 823 823 0.00      
5 Au 866 866 0.00      
6 B1g 2731 2731 0.00      
7 B1g 955 955 0.00      
8 B1u 2025 2025 10.62      
9 B1u 1012 1012 18.77      
10 B2g 1914 1914 0.00      
11 B2g 903 903 0.00      
12 B2u 2744 2744 172.64      
13 B2u 993 993 1.70      
14 B2u 363 363 14.94      
15 B3g 1093 1093 0.00      
16 B3u 2635 2635 141.34      
17 B3u 1764 1764 526.68      
18 B3u 1213 1213 87.97      

Unscaled Zero Point Vibrational Energy (zpe) 14054.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14054.6 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 MP3=FULL/6-311G**
ABC
2.67934 0.60804 0.55868

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-311G**

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.885 0.000 0.000
B2 -0.885 0.000 0.000
H3 0.000 0.000 0.976
H4 0.000 0.000 -0.976
H5 1.458 1.041 0.000
H6 1.458 -1.041 0.000
H7 -1.458 1.041 0.000
H8 -1.458 -1.041 0.000

Atom - Atom Distances (Å)
  B1 B2 H3 H4 H5 H6 H7 H8
B11.76951.31751.31751.18851.18852.56362.5636
B21.76951.31751.31752.56362.56361.18851.1885
H31.31751.31751.95252.04022.04022.04022.0402
H41.31751.31751.95252.04022.04022.04022.0402
H51.18852.56362.04022.04022.08252.91573.5830
H61.18852.56362.04022.04022.08253.58302.9157
H72.56361.18852.04022.04022.91573.58302.0825
H82.56361.18852.04022.04023.58302.91572.0825

picture of Diborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 H3 B2 84.372 B1 H4 B2 84.372
H3 B1 H4 95.628 H3 B1 H5 108.893
H3 B1 H6 108.893 H3 B2 H4 95.628
H3 B2 H7 108.893 H3 B2 H8 108.893
H4 B1 H5 108.893 H4 B1 H6 108.893
H4 B2 H7 108.893 H4 B2 H8 108.893
H5 B1 H6 122.345 H7 B2 H8 122.345
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability