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

using model chemistry: HF/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/cc-pVDZ
 hartrees
Energy at 0K-76.027053
Energy at 298.15K 
Nuclear repulsion energy9.301679
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 HF/cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at HF/cc-pVDZ
ABC
15.65463 7.46461 5.05448

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.116
H2 0.000 0.749 -0.463
H3 0.000 -0.749 -0.463

Atom - Atom Distances (Å)
  O1 H2 H3
O10.94620.9462
H20.94621.4975
H30.94621.4975

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 104.620
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.292      
2 H 0.146      
3 H 0.146      


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 -2.044 2.044
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -7.008 0.000 0.000
y 0.000 -4.140 0.000
z 0.000 0.000 -5.884
Traceless
 xyz
x -1.996 0.000 0.000
y 0.000 2.306 0.000
z 0.000 0.000 -0.310
Polar
3z2-r2-0.620
x2-y2-2.868
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.451 0.000 0.000
y 0.000 0.992 0.000
z 0.000 0.000 0.738


<r2> (average value of r2) Å2
<r2> 5.203
(<r2>)1/2 2.281