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

using model chemistry: SVWN/6-31G**

19 10 17 12 22

States and conformations

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

Conformer 1 (C2V)

Jump to S1C2
Energy calculated at SVWN/6-31G**
 hartrees
Energy at 0K-274.068546
Energy at 298.15K 
HF Energy-274.068546
Nuclear repulsion energy117.229840
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 SVWN/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 2127 2093 14.44 53.74 0.19 0.32
2 A1 710 699 3.36 9.11 0.13 0.23
3 A1 461 453 83.16 0.38 0.20 0.33
4 A1 40 39 6.45 1.44 0.57 0.73
5 A2 445 438 0.00 2.09 0.75 0.86
6 B1 449 442 87.86 0.04 0.75 0.86
7 B2 2171 2136 1195.08 0.87 0.75 0.86
8 B2 1305 1284 58.96 0.30 0.75 0.86
9 B2 441 434 3.86 1.90 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4074.7 cm-1
Scaled (by 0.9837) Zero Point Vibrational Energy (zpe) 4008.3 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 SVWN/6-31G**
ABC
6.12733 0.07267 0.07181

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.322
B2 0.000 1.281 0.035
B3 0.000 -1.281 0.035
O4 0.000 2.474 -0.183
O5 0.000 -2.474 -0.183

Atom - Atom Distances (Å)
  O1 B2 B3 O4 O5
O11.31231.31232.52532.5253
B21.31232.56151.21353.7615
B31.31232.56153.76151.2135
O42.52531.21353.76154.9489
O52.52533.76151.21354.9489

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 177.758 O1 B3 O5 177.758
B2 O1 B3 154.801
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.166      
2 B 0.357      
3 B 0.357      
4 O -0.275      
5 O -0.275      


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 0.621 0.621
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.982 0.000 0.000
y 0.000 -41.150 0.000
z 0.000 0.000 -24.235
Traceless
 xyz
x 8.711 0.000 0.000
y 0.000 -17.041 0.000
z 0.000 0.000 8.330
Polar
3z2-r216.660
x2-y217.168
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.409 0.000 0.000
y 0.000 7.030 0.000
z 0.000 0.000 2.510


<r2> (average value of r2) Å2
<r2> 134.349
(<r2>)1/2 11.591

Conformer 2 (D*H)

Jump to S1C1
Energy calculated at SVWN/6-31G**
 hartrees
Energy at 0K-274.068476
Energy at 298.15K 
HF Energy-274.068476
Nuclear repulsion energy116.995975
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 SVWN/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 2130 2096 0.00 66.88 0.20 0.34
2 Σg 683 672 0.00 10.27 0.16 0.28
3 Σu 2189 2153 1323.64 0.00 0.00 0.00
4 Σu 1336 1314 53.52 0.00 0.00 0.00
5 Πg 446 439 0.00 2.16 0.75 0.86
5 Πg 446 439 0.00 2.16 0.75 0.86
6 Πu 442 435 89.97 0.00 0.00 0.00
6 Πu 442 435 89.97 0.00 0.00 0.00
7 Πu 25i 25i 5.48 0.00 0.00 0.00
7 Πu 25i 25i 5.48 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 4031.1 cm-1
Scaled (by 0.9837) Zero Point Vibrational Energy (zpe) 3965.4 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 SVWN/6-31G**
B
0.07001

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/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 1.306
B3 0.000 0.000 -1.306
O4 0.000 0.000 2.520
O5 0.000 0.000 -2.520

Atom - Atom Distances (Å)
  O1 B2 B3 O4 O5
O11.30631.30632.52042.5204
B21.30632.61271.21413.8267
B31.30632.61273.82671.2141
O42.52041.21413.82675.0408
O52.52043.82671.21415.0408

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 SVWN/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.143      
2 B 0.349      
3 B 0.349      
4 O -0.278      
5 O -0.278      


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 -23.950 0.000 0.000
y 0.000 -23.950 0.000
z 0.000 0.000 -41.902
Traceless
 xyz
x 8.976 0.000 0.000
y 0.000 8.976 0.000
z 0.000 0.000 -17.952
Polar
3z2-r2-35.903
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 2.401 0.000 0.000
y 0.000 2.401 0.000
z 0.000 0.000 7.346


<r2> (average value of r2) Å2
<r2> 137.400
(<r2>)1/2 11.722