JEE Main 2025 Chemistry question
The successive 5 ionisation energies of an element are 800, 2427, 3658, 25024 and 32824 kJ/mol, respectively. By using the above values predict the group in which the above element is present :
Answer: (2)
Solution
Sudden jump between IE3 and IE4 indicates 3 valence electrons, placing the element in Group 13.