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All results from a given calculation for B2H6 (Diborane)

using model chemistry: MP3=FULL/daug-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 MP3=FULL/daug-cc-pVDZ
 hartrees
Energy at 0K-53.083943
Energy at 298.15K-53.089875
HF Energy-52.817818
Nuclear repulsion energy31.837882
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/daug-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 2638 2638 0.00      
2 Ag 2188 2188 0.00      
3 Ag 1206 1206 0.00      
4 Ag 817 817 0.00      
5 Au 849 849 0.00      
6 B1g 2718 2718 0.00      
7 B1g 938 938 0.00      
8 B1u 2009 2009 13.16      
9 B1u 998 998 26.08      
10 B2g 1906 1906 0.00      
11 B2g 896 896 0.00      
12 B2u 2733 2733 178.01      
13 B2u 975 975 2.08      
14 B2u 374 374 15.47      
15 B3g 1072 1072 0.00      
16 B3u 2623 2623 149.11      
17 B3u 1760 1760 536.45      
18 B3u 1194 1194 84.97      

Unscaled Zero Point Vibrational Energy (zpe) 13946.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13946.2 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/daug-cc-pVDZ
ABC
2.64287 0.59983 0.55065

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/daug-cc-pVDZ

Point Group is D2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.891 0.000 0.000
B2 -0.891 0.000 0.000
H3 0.000 0.000 0.980
H4 0.000 0.000 -0.980
H5 1.468 1.050 0.000
H6 1.468 -1.050 0.000
H7 -1.468 1.050 0.000
H8 -1.468 -1.050 0.000

Atom - Atom Distances (Å)
  B1 B2 H3 H4 H5 H6 H7 H8
B11.78221.32421.32421.19801.19802.58212.5821
B21.78221.32421.32422.58212.58211.19801.1980
H31.32421.32421.95922.05352.05352.05352.0535
H41.32421.32421.95922.05352.05352.05352.0535
H51.19802.58212.05352.05352.10002.93583.6096
H61.19802.58212.05352.05352.10003.60962.9358
H72.58211.19802.05352.05352.93583.60962.1000
H82.58211.19802.05352.05353.60962.93582.1000

picture of Diborane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 H3 B2 84.582 B1 H4 B2 84.582
H3 B1 H4 95.418 H3 B1 H5 108.905
H3 B1 H6 108.905 H3 B2 H4 95.418
H3 B2 H7 108.905 H3 B2 H8 108.905
H4 B1 H5 108.905 H4 B1 H6 108.905
H4 B2 H7 108.905 H4 B2 H8 108.905
H5 B1 H6 122.432 H7 B2 H8 122.432
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability