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All results from a given calculation for BH4 (borohydride)

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-26.966997
Energy at 298.15K-26.969557
HF Energy-26.966997
Nuclear repulsion energy10.296365
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 LSDA/6-31G(2df,p)
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 2614 2572 26.35      
2 A1 2144 2110 54.19      
3 A1 1386 1364 28.52      
4 A1 999 983 0.03      
5 A2 445 438 0.00      
6 B1 2738 2694 46.52      
7 B1 997 981 0.39      
8 B2 2034 2002 6.27      
9 B2 681 670 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 7019.1 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 6906.8 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 LSDA/6-31G(2df,p)
ABC
5.72326 4.48724 3.06971

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.145
H2 0.000 0.548 -1.020
H3 0.000 -0.548 -1.020
H4 -1.077 0.000 0.658
H5 1.077 0.000 0.658

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28761.28761.19331.1933
H21.28761.09602.06802.0680
H31.28761.09602.06802.0680
H41.19332.06802.06802.1550
H51.19332.06802.06802.1550

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 50.376 H2 B1 H4 112.881
H2 B1 H5 112.881 H3 B1 H4 112.881
H3 B1 H5 112.881 H4 B1 H5 129.107
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.426      
2 H 0.150      
3 H 0.150      
4 H 0.063      
5 H 0.063      


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 -1.379 1.379
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.912 0.000 0.000
y 0.000 -9.550 0.000
z 0.000 0.000 -8.077
Traceless
 xyz
x -1.098 0.000 0.000
y 0.000 -0.556 0.000
z 0.000 0.000 1.654
Polar
3z2-r23.308
x2-y2-0.362
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.508 0.000 0.000
y 0.000 2.223 0.000
z 0.000 0.000 3.239


<r2> (average value of r2) Å2
<r2> 11.708
(<r2>)1/2 3.422