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

using model chemistry: HF/CEP-31G

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/CEP-31G
 hartrees
Energy at 0K-3.121013
Energy at 298.15K-3.119786
HF Energy-3.121013
Nuclear repulsion energy1.269874
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/CEP-31G
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 2412 2174 649.59      

Unscaled Zero Point Vibrational Energy (zpe) 1205.7 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 1086.9 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/CEP-31G
B
11.68231

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.313
H2 0.000 0.000 -0.938

Atom - Atom Distances (Å)
  B1 H2
B11.2501
H21.2501

picture of Boron monohydride state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.057      
2 H -0.057      


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 -2.194 2.194
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -6.542 0.000 0.000
y 0.000 -6.542 0.000
z 0.000 0.000 -11.283
Traceless
 xyz
x 2.370 0.000 0.000
y 0.000 2.370 0.000
z 0.000 0.000 -4.740
Polar
3z2-r2-9.480
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 2.962 0.000 0.000
y 0.000 2.962 0.000
z 0.000 0.000 2.072


<r2> (average value of r2) Å2
<r2> 6.245
(<r2>)1/2 2.499

State 2 (3Π)

Jump to S1C1
Energy calculated at HF/CEP-31G
 hartrees
Energy at 0K-3.110191
Energy at 298.15K-3.108965
HF Energy-3.110191
Nuclear repulsion energy1.328257
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/CEP-31G
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 2740 2470 54.10      

Unscaled Zero Point Vibrational Energy (zpe) 1370.0 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 1234.9 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/CEP-31G
B
12.78119

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.199
H2 0.000 0.000 -0.996

Atom - Atom Distances (Å)
  B1 H2
B11.1952
H21.1952

picture of Boron monohydride state 2 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.088      
2 H 0.088      


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 -0.385 0.385
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.342 0.000 0.000
y 0.000 -5.986 0.000
z 0.000 0.000 -7.362
Traceless
 xyz
x -2.668 0.000 0.000
y 0.000 2.366 0.000
z 0.000 0.000 0.303
Polar
3z2-r20.605
x2-y2-3.356
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.270 0.000 0.000
y 0.000 1.493 0.000
z 0.000 0.000 1.249


<r2> (average value of r2) Å2
<r2> 5.835
(<r2>)1/2 2.416