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All results from a given calculation for BH (Boron monohydride)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
2 1 yes C*V 3Π

State 1 (1Σ)

Jump to S2C1
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-25.121864
Energy at 298.15K-25.120637
HF Energy-25.121864
Nuclear repulsion energy2.155018
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/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 Σ 2475 2241 364.70      

Unscaled Zero Point Vibrational Energy (zpe) 1237.4 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 1120.5 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/6-31G(2df,p)
B
12.11188

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.205
H2 0.000 0.000 -1.023

Atom - Atom Distances (Å)
  B1 H2
B11.2278
H21.2278

picture of Boron monohydride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.012      
2 H -0.012      


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 -1.544 1.544
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -6.272 0.000 0.000
y 0.000 -6.272 0.000
z 0.000 0.000 -10.033
Traceless
 xyz
x 1.880 0.000 0.000
y 0.000 1.880 0.000
z 0.000 0.000 -3.761
Polar
3z2-r2-7.521
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 2.475 0.000 0.000
y 0.000 2.475 0.000
z 0.000 0.000 2.507


<r2> (average value of r2) Å2
<r2> 5.956
(<r2>)1/2 2.441

State 2 (3Π)

Jump to S1C1
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-25.109882
Energy at 298.15K-25.108655
HF Energy-25.109882
Nuclear repulsion energy2.242821
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/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 Σ 2798 2534 15.96      

Unscaled Zero Point Vibrational Energy (zpe) 1399.1 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 1266.9 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/6-31G(2df,p)
B
13.11895

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.197
H2 0.000 0.000 -0.983

Atom - Atom Distances (Å)
  B1 H2
B11.1797
H21.1797

picture of Boron monohydride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.055      
2 H 0.055      


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 -0.081 0.081
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -8.659 0.000 0.000
y 0.000 -5.638 0.000
z 0.000 0.000 -7.260
Traceless
 xyz
x -2.210 0.000 0.000
y 0.000 2.321 0.000
z 0.000 0.000 -0.111
Polar
3z2-r2-0.222
x2-y2-3.021
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.437 0.000 0.000
y 0.000 1.759 0.000
z 0.000 0.000 1.877


<r2> (average value of r2) Å2
<r2> 5.648
(<r2>)1/2 2.377