Which of the following isoelectronic ions has lowest ionisation energy?
S2– has the largest size and hence, has the lowest ionization energy.
Which of the following ion is the smallest ion?
Which of the following is the smallest in size?
The smallest among the following ions is
In the isoelectronic species the ionic radii (Å) of N3–, O2– and F– are respectively given by
The trivalent ion having largest size in lanthanide series is
Which of the following elements will have the lowest first ionisation energy?
A sudden large jump between the values of second and third ionisation energies of an element would be associated with the electronic configuration
The correct order of ionisation energy for comparing carbon, nitrogen and oxygen is
Which of the following relation is correct?
If the IP of Na is 5.48 eV, the ionization potential of K will be