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All results from a given calculation for LiBH4 (Lithium borohydride)

using model chemistry: QCISD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/6-31G
 hartrees
Energy at 0K-34.532727
Energy at 298.15K-34.536684
HF Energy-34.429395
Nuclear repulsion energy16.971959
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 QCISD/6-31G
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 2593 2499 125.79      
2 A1 2214 2134 142.00      
3 A1 1205 1161 110.29      
4 A1 649 625 149.97      
5 E 2173 2094 376.43      
5 E 2173 2094 376.43      
6 E 1258 1213 15.55      
6 E 1258 1213 15.55      
7 E 1139 1098 27.14      
7 E 1139 1098 27.14      
8 E 431 415 0.68      
8 E 431 415 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 8332.1 cm-1
Scaled (by 0.9636) Zero Point Vibrational Energy (zpe) 8028.8 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 QCISD/6-31G
ABC
4.08985 0.72643 0.72643

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Li1 0.000 0.000 -1.487
B2 0.000 0.000 0.520
H3 0.000 0.000 1.726
H4 0.000 1.168 0.045
H5 1.011 -0.584 0.045
H6 -1.011 -0.584 0.045

Atom - Atom Distances (Å)
  Li1 B2 H3 H4 H5 H6
Li12.00763.21321.92641.92641.9264
B22.00761.20561.26061.26061.2606
H33.21321.20562.04662.04662.0466
H41.92641.26062.04662.02232.0223
H51.92641.26062.04662.02232.0223
H61.92641.26062.04662.02232.0223

picture of Lithium borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Li1 B2 H3 180.000 Li1 B2 H4 67.849
Li1 B2 H5 67.849 Li1 B2 H6 67.849
Li1 H4 B2 74.844 Li1 H5 B2 74.844
Li1 H6 B2 74.844 H3 B2 H4 112.151
H3 B2 H5 112.151 H3 B2 H6 112.151
H4 B2 H5 106.663 H4 B2 H6 106.663
H5 B2 H6 106.663
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability