return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

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 C*V 1Σ
2 1 yes C*V 3Π

State 1 (1Σ)

Jump to S2C1
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-25.078302
Energy at 298.15K-25.077074
HF Energy-25.078302
Nuclear repulsion energy2.089845
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 Σ 2220 2184 367.91      

Unscaled Zero Point Vibrational Energy (zpe) 1109.9 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 1092.1 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)
B
11.39038

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.211
H2 0.000 0.000 -1.055

Atom - Atom Distances (Å)
  B1 H2
B11.2661
H21.2661

picture of Boron monohydride state 1 conformation 1
More geometry information
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 -0.028      
2 H 0.028      


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 -1.294 1.294
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -6.408 0.000 0.000
y 0.000 -6.408 0.000
z 0.000 0.000 -9.573
Traceless
 xyz
x 1.583 0.000 0.000
y 0.000 1.583 0.000
z 0.000 0.000 -3.166
Polar
3z2-r2-6.331
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 2.418 0.000 0.000
y 0.000 2.418 0.000
z 0.000 0.000 2.776


<r2> (average value of r2) Å2
<r2> 5.997
(<r2>)1/2 2.449

State 2 (3Π)

Jump to S1C1
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-25.040440
Energy at 298.15K-25.039213
HF Energy-25.040440
Nuclear repulsion energy2.193588
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 Σ 2582 2541 1.04      

Unscaled Zero Point Vibrational Energy (zpe) 1291.0 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 1270.3 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)
B
12.54931

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.201
H2 0.000 0.000 -1.005

Atom - Atom Distances (Å)
  B1 H2
B11.2062
H21.2062

picture of Boron monohydride state 2 conformation 1
More geometry information
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 -0.097      
2 H 0.097      


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 -0.249 0.249
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -8.658 0.000 0.000
y 0.000 -5.883 0.000
z 0.000 0.000 -6.952
Traceless
 xyz
x -2.241 0.000 0.000
y 0.000 1.923 0.000
z 0.000 0.000 0.318
Polar
3z2-r20.636
x2-y2-2.776
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.527 0.000 0.000
y 0.000 1.895 0.000
z 0.000 0.000 2.124


<r2> (average value of r2) Å2
<r2> 5.687
(<r2>)1/2 2.385