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All results from a given calculation for BH4 (borohydride)

using model chemistry: HF/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-26.905041
Energy at 298.15K-26.907903
HF Energy-26.905041
Nuclear repulsion energy10.377583
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 HF/aug-cc-pVTZ
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 2708 2465 54.44      
2 A1 2162 1968 137.36      
3 A1 1395 1270 67.85      
4 A1 950 865 13.14      
5 A2 946 861 0.00      
6 B1 2818 2565 118.14      
7 B1 1119 1019 2.68      
8 B2 2064 1879 0.81      
9 B2 794 723 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 7477.9 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 6807.9 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 HF/aug-cc-pVTZ
ABC
5.94765 4.50033 3.08445

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.147
H2 0.000 0.526 -1.027
H3 0.000 -0.526 -1.027
H4 -1.063 0.000 0.660
H5 1.063 0.000 0.660

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.28561.28561.18051.1805
H21.28561.05182.06202.0620
H31.28561.05182.06202.0620
H41.18052.06202.06202.1257
H51.18052.06202.06202.1257

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 48.292 H2 B1 H4 113.400
H2 B1 H5 113.400 H3 B1 H4 113.400
H3 B1 H5 113.400 H4 B1 H5 128.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.289      
2 H 0.149      
3 H 0.149      
4 H -0.005      
5 H -0.005      


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 -1.278 1.278
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.494 0.000 0.000
y 0.000 -9.965 0.000
z 0.000 0.000 -8.488
Traceless
 xyz
x -1.267 0.000 0.000
y 0.000 -0.474 0.000
z 0.000 0.000 1.741
Polar
3z2-r23.483
x2-y2-0.528
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.005 0.000 0.000
y 0.000 3.387 0.000
z 0.000 0.000 3.599


<r2> (average value of r2) Å2
<r2> 11.926
(<r2>)1/2 3.453