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All results from a given calculation for B2O3 (diboron trioxide)

using model chemistry: BLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 1A1
1 2 yes D*H 1ΣG

Conformer 1 (C2V)

Jump to S1C2
Energy calculated at BLYP/6-31G
 hartrees
Energy at 0K-275.419534
Energy at 298.15K 
HF Energy-275.419534
Nuclear repulsion energy115.148010
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/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2002 1987 0.00 58.60 0.17 0.29
2 A1 643 638 0.00 13.31 0.18 0.30
3 A1 475 471 97.54 0.00 0.48 0.65
4 A1 84 83 6.88 0.00 0.32 0.48
5 A2 442 439 0.00 3.73 0.75 0.86
6 B1 114 113 17.75 0.00 0.75 0.86
7 B2 2070 2054 1269.17 0.00 0.75 0.86
8 B2 1253 1243 47.87 0.00 0.75 0.86
9 B2 442 439 0.00 3.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3761.5 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 3732.9 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 BLYP/6-31G
B
0.06786

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.000
B2 0.000 1.324 -0.000
B3 0.000 -1.324 -0.000
O4 0.000 2.561 0.000
O5 0.000 -2.561 0.000

Atom - Atom Distances (Å)
  O1 B2 B3 O4 O5
O11.32391.32392.56112.5611
B21.32392.64781.23723.8850
B31.32392.64783.88501.2372
O42.56111.23723.88505.1222
O52.56113.88501.23725.1222

picture of diboron trioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 B2 O4 179.989 O1 B3 O5 179.989
B2 O1 B3 179.987
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.459      
2 B 0.523      
3 B 0.523      
4 O -0.293      
5 O -0.293      


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 -0.001 0.001
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.267 0.000 0.000
y 0.000 -44.424 0.000
z 0.000 0.000 -24.267
Traceless
 xyz
x 10.078 0.000 0.000
y 0.000 -20.157 0.000
z 0.000 0.000 10.078
Polar
3z2-r220.157
x2-y220.157
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.115 0.000 0.000
y 0.000 7.806 0.000
z 0.000 0.000 2.115


<r2> (average value of r2) Å2
<r2> 141.826
(<r2>)1/2 11.909

Conformer 2 (D*H)

Jump to S1C1
Energy calculated at BLYP/6-31G
 hartrees
Energy at 0K-275.419534
Energy at 298.15K 
HF Energy-275.419534
Nuclear repulsion energy115.144140
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/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 2002 1987 0.00 58.59 0.17 0.29
2 Σg 643 638 0.00 13.31 0.18 0.30
3 Σu 2069 2054 1268.97 0.00 0.00 0.00
4 Σu 1253 1243 48.03 0.00 0.00 0.00
5 Πg 442 439 0.00 3.73 0.75 0.86
5 Πg 442 439 0.00 3.73 0.75 0.86
6 Πu 475 471 97.54 0.00 0.00 0.00
6 Πu 475 471 97.54 0.00 0.00 0.00
7 Πu 84 83 6.89 0.00 0.00 0.00
7 Πu 84 83 6.89 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 3983.7 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 3953.4 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/6-31G
B
0.06785

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.000
B2 0.000 0.000 1.324
B3 0.000 0.000 -1.324
O4 0.000 0.000 2.561
O5 0.000 0.000 -2.561

Atom - Atom Distances (Å)
  O1 B2 B3 O4 O5
O11.32401.32402.56122.5612
B21.32402.64801.23723.8852
B31.32402.64803.88521.2372
O42.56121.23723.88525.1223
O52.56123.88521.23725.1223

picture of diboron trioxide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 B2 O4 180.000 O1 B3 O5 180.000
B2 O1 B3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.459      
2 B 0.523      
3 B 0.523      
4 O -0.293      
5 O -0.293      


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 -24.267 0.000 0.000
y 0.000 -24.267 0.000
z 0.000 0.000 -44.423
Traceless
 xyz
x 10.078 0.000 0.000
y 0.000 10.078 0.000
z 0.000 0.000 -20.156
Polar
3z2-r2-40.312
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 2.115 0.000 0.000
y 0.000 2.115 0.000
z 0.000 0.000 7.806


<r2> (average value of r2) Å2
<r2> 141.836
(<r2>)1/2 11.909