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All results from a given calculation for BO2 (Boron dioxide)

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 2ΠG
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-174.283872
Energy at 298.15K-174.283412
HF Energy-174.283872
Nuclear repulsion energy46.152312
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 mPW1PW91/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 1051 998 0.00      
2 Σu 1355 1286 523.87      
3 Πu 440 418 46.54      
3 Πu 419 398 59.00      

Unscaled Zero Point Vibrational Energy (zpe) 1632.2 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 1550.0 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 mPW1PW91/3-21G*
B
0.31955

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.000
O2 0.000 0.000 1.284
O3 0.000 0.000 -1.284

Atom - Atom Distances (Å)
  B1 O2 O3
B11.28421.2842
O21.28422.5684
O31.28422.5684

picture of Boron dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 B1 O3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.588      
2 O -0.294      
3 O -0.294      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -13.876 0.000 0.000
y 0.000 -14.780 0.000
z 0.000 0.000 -20.422
Traceless
 xyz
x 3.725 0.000 0.000
y 0.000 2.369 0.000
z 0.000 0.000 -6.094
Polar
3z2-r2-12.188
x2-y20.904
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.315 0.000 0.000
y 0.000 1.045 0.000
z 0.000 0.000 4.838


<r2> (average value of r2) Å2
<r2> 36.604
(<r2>)1/2 6.050