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All results from a given calculation for BH4 (borohydride)

using model chemistry: QCISD(TQ)/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at QCISD(TQ)/cc-pVDZ
 hartrees
Energy at 0K-27.034740
Energy at 298.15K-27.037549
HF Energy-26.893106
Nuclear repulsion energy10.204254
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(TQ)/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 A1 2640 2640        
2 A1 2182 2182        
3 A1 1364 1364        
4 A1 991 991        
5 A2 834 834        
6 B1 2763 2763        
7 B1 1053 1053        
8 B2 2005 2005        
9 B2 741 741        

Unscaled Zero Point Vibrational Energy (zpe) 7286.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7286.2 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 QCISD(TQ)/cc-pVDZ
ABC
5.69869 4.38333 2.98475

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.151
H2 0.000 0.536 -1.041
H3 0.000 -0.536 -1.041
H4 -1.087 0.000 0.663
H5 1.087 0.000 0.663

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.30671.30671.20131.2013
H21.30671.07102.09092.0909
H31.30671.07102.09092.0909
H41.20132.09092.09092.1733
H51.20132.09092.09092.1733

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.387 H2 B1 H4 112.890
H2 B1 H5 112.890 H3 B1 H4 112.890
H3 B1 H5 112.890 H4 B1 H5 129.519
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability