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All results from a given calculation for D2O (Deuterium oxide)

using model chemistry: PBEPBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/6-31G
 hartrees
Energy at 0K-76.299797
Energy at 298.15K 
Nuclear repulsion energy8.924090
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 PBEPBE/6-31G
Rotational Constants (cm-1) from geometry optimized at PBEPBE/6-31G
ABC
15.23567 6.66757 4.63789

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.117
H2 0.000 0.792 -0.469
H3 0.000 -0.792 -0.469

Atom - Atom Distances (Å)
  O1 H2 H3
O10.98560.9856
H20.98561.5845
H30.98561.5845

picture of Deuterium oxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 O1 H3 106.985
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.706      
2 H 0.353      
3 H 0.353      


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 -2.375 2.375
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -7.244 0.000 0.000
y 0.000 -4.194 0.000
z 0.000 0.000 -6.238
Traceless
 xyz
x -2.028 0.000 0.000
y 0.000 2.546 0.000
z 0.000 0.000 -0.519
Polar
3z2-r2-1.037
x2-y2-3.049
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.221 0.000 0.000
y 0.000 1.142 0.000
z 0.000 0.000 0.750


<r2> (average value of r2) Å2
<r2> 5.485
(<r2>)1/2 2.342