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All results from a given calculation for KCl (Potassium Chloride)

using model chemistry: CCSD(T)/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at CCSD(T)/6-31G*
 hartrees
Energy at 0K-1058.846318
Energy at 298.15K-1058.846966
Nuclear repulsion energy62.321109
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(T)/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 Σ 273 263        

Unscaled Zero Point Vibrational Energy (zpe) 136.5 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 131.3 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(T)/6-31G*
B
0.12160

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
K1 0.000 0.000 1.295
Cl2 0.000 0.000 -1.448

Atom - Atom Distances (Å)
  K1 Cl2
K12.7427
Cl22.7427

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