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All results from a given calculation for BH3 (boron trihydride)

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-26.542533
Energy at 298.15K-26.543960
HF Energy-26.542533
Nuclear repulsion energy7.322023
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 PBEPBEultrafine/aug-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' 2488 2473 0.00      
2 A2" 1113 1106 68.16      
3 E' 2633 2617 116.96      
3 E' 2633 2617 116.97      
4 E' 1138 1131 11.43      
4 E' 1138 1131 11.43      

Unscaled Zero Point Vibrational Energy (zpe) 5571.0 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 5537.0 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 PBEPBEultrafine/aug-cc-pVDZ
ABC
7.62573 7.62573 3.81287

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.000
H2 0.000 1.209 0.000
H3 1.047 -0.605 0.000
H4 -1.047 -0.605 0.000

Atom - Atom Distances (Å)
  B1 H2 H3 H4
B11.20931.20931.2093
H21.20932.09452.0945
H31.20932.09452.0945
H41.20932.09452.0945

picture of boron trihydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 120.000 H2 B1 H4 120.000
H3 B1 H4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -1.747      
2 H 0.582      
3 H 0.582      
4 H 0.582      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.441 0.000 0.000
y 0.000 -9.441 0.000
z 0.000 0.000 -7.378
Traceless
 xyz
x -1.032 0.000 0.000
y 0.000 -1.032 0.000
z 0.000 0.000 2.064
Polar
3z2-r24.127
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.014 0.000 0.000
y 0.000 3.014 0.000
z 0.000 0.000 2.261


<r2> (average value of r2) Å2
<r2> 9.854
(<r2>)1/2 3.139