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All results from a given calculation for HDO (Water-d1)

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-76.333217
Energy at 298.15K-76.332694
HF Energy-76.333217
Nuclear repulsion energy9.049052
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**
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' 3762 3710 9.00      
2 A' 2730 2693 3.88      
3 A' 1433 1414 53.84      

Unscaled Zero Point Vibrational Energy (zpe) 3962.3 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 3908.1 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 PBEPBE/6-31G**
ABC
21.74479 8.97510 6.35294

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.121 0.000
H2 0.760 -0.486 0.000
H3 -0.760 -0.486 0.000

Atom - Atom Distances (Å)
  O1 H2 H3
O10.97310.9731
H20.97311.5205
H30.97311.5205

picture of Water-d1 state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 O1 H3 102.758
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 -0.600      
2 H 0.300      
3 H 0.300      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 -2.013 0.000 2.013
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -4.368 0.000 0.000
y 0.000 -5.974 0.000
z 0.000 0.000 -7.167
Traceless
 xyz
x 2.202 0.000 0.000
y 0.000 -0.207 0.000
z 0.000 0.000 -1.996
Polar
3z2-r2-3.991
x2-y21.606
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.139 0.000 0.000
y 0.000 0.861 0.000
z 0.000 0.000 0.453


<r2> (average value of r2) Å2
<r2> 5.391
(<r2>)1/2 2.322