return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for CaCl (calcium monochloride)

using model chemistry: CCD/6-311G**

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 CCD/6-311G**
 hartrees
Energy at 0K-1136.692637
Energy at 298.15K-1136.692878
HF Energy-1136.344580
Nuclear repulsion energy72.360174
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 CCD/6-311G**
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 360 344 75.67      

Unscaled Zero Point Vibrational Energy (zpe) 180.1 cm-1
Scaled (by 0.9551) Zero Point Vibrational Energy (zpe) 172.0 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 CCD/6-311G**
B
0.14621

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Ca1 0.000 0.000 1.142
Cl2 0.000 0.000 -1.344

Atom - Atom Distances (Å)
  Ca1 Cl2
Ca12.4865
Cl22.4865

picture of calcium monochloride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability