Ionization potential values of an element X are 104 kJ, 200 kJ, 420 kJ, 2825 kJ per mole. Identify the group to which the element belongs?
An element has successive ionization enthalpy as 940, 2080, 3090, 4140, 7030, 7870, 16000 and 19,500 KJ/mole. To which group of the periodic table does the element belong to?