The successive ionization energies of an element are:I₁ = 10… Questions The successive iоnizаtiоn energies оf аn element аre:I₁ = 1012 kJ/mol, I₂ = 1900 kJ/mol, I₃ = 2900 kJ/mol, I₄ = 4950 kJ/mol, I₅ = 62,000 kJ/mol.Which element is most likely? Show Answer Hide Answer