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: M06-2X/6-31+G**

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 M06-2X/6-31+G**
 hartrees
Energy at 0K-25.276611
Energy at 298.15K-25.275384
HF Energy-25.276611
Nuclear repulsion energy2.143633
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 M06-2X/6-31+G**
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 2440 2324 432.53      

Unscaled Zero Point Vibrational Energy (zpe) 1220.1 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 1161.8 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 M06-2X/6-31+G**
B
11.98425

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.206
H2 0.000 0.000 -1.029

Atom - Atom Distances (Å)
  B1 H2
B11.2343
H21.2343

picture of Boron monohydride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.071      
2 H -0.071      


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 -1.580 1.580
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -6.700 0.000 0.000
y 0.000 -6.700 0.000
z 0.000 0.000 -10.724
Traceless
 xyz
x 2.012 0.000 0.000
y 0.000 2.012 0.000
z 0.000 0.000 -4.024
Polar
3z2-r2-8.048
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 2.847 0.000 0.000
y 0.000 2.847 0.000
z 0.000 0.000 3.394


<r2> (average value of r2) Å2
<r2> 6.292
(<r2>)1/2 2.508

State 2 (3Π)

Jump to S1C1
Energy calculated at M06-2X/6-31+G**
 hartrees
Energy at 0K-25.230569
Energy at 298.15K-25.229342
HF Energy-25.230569
Nuclear repulsion energy2.217204
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 M06-2X/6-31+G**
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 2677 2549 10.66      

Unscaled Zero Point Vibrational Energy (zpe) 1338.3 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 1274.3 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 M06-2X/6-31+G**
B
12.82098

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

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 -0.994

Atom - Atom Distances (Å)
  B1 H2
B11.1933
H21.1933

picture of Boron monohydride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.029      
2 H 0.029      


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 -0.274 0.274
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.623 0.000 0.000
y 0.000 -6.221 0.000
z 0.000 0.000 -7.516
Traceless
 xyz
x -2.754 0.000 0.000
y 0.000 2.348 0.000
z 0.000 0.000 0.406
Polar
3z2-r20.811
x2-y2-3.401
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.351 0.000 0.000
y 0.000 1.696 0.000
z 0.000 0.000 2.026


<r2> (average value of r2) Å2
<r2> 6.050
(<r2>)1/2 2.460