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All results from a given calculation for H3BO3 (Boric acid)

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3H 1A'
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-251.017188
Energy at 298.15K-251.021815
HF Energy-251.017188
Nuclear repulsion energy114.600523
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 wB97X-D/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 A' 3715 3521 0.00      
2 A' 1008 955 0.01      
3 A' 886 840 0.00      
4 A" 661 626 241.47      
5 A" 450 426 412.66      
6 E' 3717 3523 71.00      
6 E' 3717 3523 71.05      
7 E' 1537 1457 357.81      
7 E' 1537 1457 357.90      
8 E' 1008 955 265.40      
8 E' 1008 955 265.43      
9 E' 419 397 37.88      
9 E' 419 397 37.87      
10 E" 531 503 0.00      
10 E" 531 503 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 10570.7 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 10018.9 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 wB97X-D/3-21G*
ABC
0.32384 0.32384 0.16192

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.000
O2 0.000 1.387 0.000
O3 -1.201 -0.693 0.000
O4 1.201 -0.693 0.000
H5 -0.898 1.783 0.000
H6 -1.096 -1.669 0.000
H7 1.993 -0.114 0.000

Atom - Atom Distances (Å)
  B1 O2 O3 O4 H5 H6 H7
B11.38681.38681.38681.99671.99671.9967
O21.38682.40192.40190.98163.24652.4953
O31.38682.40192.40202.49530.98163.2465
O41.38682.40192.40203.24652.49530.9816
H51.99670.98162.49533.24653.45833.4583
H61.99673.24650.98162.49533.45833.4583
H71.99672.49533.24650.98163.45833.4583

picture of Boric acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
B1 O2 H5 113.834 B1 O3 H6 113.834
B1 O4 H7 113.834 O2 B1 O3 120.000
O2 B1 O4 120.000 O3 B1 O4 120.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B 0.760      
2 O -0.641      
3 O -0.641      
4 O -0.641      
5 H 0.388      
6 H 0.388      
7 H 0.388      


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 -19.455 0.000 0.000
y 0.000 -19.455 0.000
z 0.000 0.000 -22.317
Traceless
 xyz
x 1.431 0.000 0.000
y 0.000 1.431 0.000
z 0.000 0.000 -2.862
Polar
3z2-r2-5.724
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 3.148 -0.000 0.000
y -0.000 3.149 0.000
z 0.000 0.000 1.225


<r2> (average value of r2) Å2
<r2> 70.804
(<r2>)1/2 8.415