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All results from a given calculation for CaOH (Calcium monohydroxide)

using model chemistry: PBEPBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ+
Energy calculated at PBEPBE/3-21G*
 hartrees
Energy at 0K-749.347029
Energy at 298.15K-749.348366
HF Energy-749.347029
Nuclear repulsion energy49.110670
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/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 Σ 3579 3413 7.91      
2 Σ 639 609 28.56      
3 Π 434 413 129.46      
3 Π 434 413 129.46      

Unscaled Zero Point Vibrational Energy (zpe) 2542.7 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 2424.5 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/3-21G*
B
0.31306

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.670
O2 0.000 0.000 -1.378
H3 0.000 0.000 -2.368

Atom - Atom Distances (Å)
  Ca1 O2 H3
Ca12.04773.0374
O22.04770.9897
H33.03740.9897

picture of Calcium monohydroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Ca1 O2 H3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Ca 0.300      
2 O -0.626      
3 H 0.326      


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 0.843 0.843
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.252 0.000 0.000
y 0.000 -26.252 0.000
z 0.000 0.000 -26.879
Traceless
 xyz
x 0.314 0.000 0.000
y 0.000 0.314 0.000
z 0.000 0.000 -0.628
Polar
3z2-r2-1.256
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 19.772 0.000 0.000
y 0.000 19.772 0.000
z 0.000 0.000 13.100


<r2> (average value of r2) Å2
<r2> 46.293
(<r2>)1/2 6.804