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All results from a given calculation for KO (Potassium monoxide)

using model chemistry: MP2/6-31+G**

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 MP2/6-31+G**
 hartrees
Energy at 0K-674.114438
Energy at 298.15K-674.115145
HF Energy-673.938563
Nuclear repulsion energy35.361037
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 MP2/6-31+G**
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 411 387 101.33      

Unscaled Zero Point Vibrational Energy (zpe) 205.5 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 193.3 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 MP2/6-31+G**
B
0.28731

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
K1 0.000 0.000 0.674
O2 0.000 0.000 -1.601

Atom - Atom Distances (Å)
  K1 O2
K12.2747
O22.2747

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