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: BLYP/6-311G**

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 BLYP/6-311G**
 hartrees
Energy at 0K-25.278282
Energy at 298.15K-25.277055
HF Energy-25.278282
Nuclear repulsion energy2.122679
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 BLYP/6-311G**
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 2256 2247 419.40      

Unscaled Zero Point Vibrational Energy (zpe) 1127.8 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 1123.4 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 BLYP/6-311G**
B
11.75110

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.208
H2 0.000 0.000 -1.039

Atom - Atom Distances (Å)
  B1 H2
B11.2465
H21.2465

picture of Boron monohydride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** 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 -1.389 1.389
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -6.600 0.000 0.000
y 0.000 -6.600 0.000
z 0.000 0.000 -10.389
Traceless
 xyz
x 1.894 0.000 0.000
y 0.000 1.894 0.000
z 0.000 0.000 -3.789
Polar
3z2-r2-7.578
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 2.604 0.000 0.000
y 0.000 2.604 0.000
z 0.000 0.000 3.420


<r2> (average value of r2) Å2
<r2> 6.206
(<r2>)1/2 2.491

State 2 (3Π)

Jump to S1C1
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-25.235958
Energy at 298.15K-25.234731
HF Energy-25.235958
Nuclear repulsion energy2.204734
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 BLYP/6-311G**
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 2538 2528 3.76      

Unscaled Zero Point Vibrational Energy (zpe) 1268.9 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 1264.0 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 BLYP/6-311G**
B
12.67717

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.200
H2 0.000 0.000 -1.000

Atom - Atom Distances (Å)
  B1 H2
B11.2001
H21.2001

picture of Boron monohydride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.043      
2 H 0.043      


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 -0.230 0.230
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.300 0.000 0.000
y 0.000 -6.114 0.000
z 0.000 0.000 -7.429
Traceless
 xyz
x -2.528 0.000 0.000
y 0.000 2.250 0.000
z 0.000 0.000 0.278
Polar
3z2-r20.556
x2-y2-3.186
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.637 0.000 0.000
y 0.000 1.859 0.000
z 0.000 0.000 2.316


<r2> (average value of r2) Å2
<r2> 5.956
(<r2>)1/2 2.440