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

using model chemistry: CCSD/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 CCSD/3-21G*
 hartrees
Energy at 0K-748.628889
Energy at 298.15K-748.630408
HF Energy-748.493025
Nuclear repulsion energy48.560118
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 CCSD/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 3646 3439 55.86      
2 Σ 680 641 76.68      
3 Π 535 504 139.32      
3 Π 535 504 139.32      

Unscaled Zero Point Vibrational Energy (zpe) 2697.7 cm-1
Scaled (by 0.9431) Zero Point Vibrational Energy (zpe) 2544.2 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 CCSD/3-21G*
B
0.30531

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 0.678
O2 0.000 0.000 -1.397
H3 0.000 0.000 -2.382

Atom - Atom Distances (Å)
  Ca1 O2 H3
Ca12.07523.0595
O22.07520.9843
H33.05950.9843

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