JEE Main 2020 Chemistry question

Chemistry Classification of Elements and Periodicity in Properties JEE Main 2020

The first ionization energy (in kJ/mol) of Na, Mg, Al and Si respectively, are :

(A)496, 577, 786, 737
(B)786, 737, 577, 496
(C)496, 577, 737, 786
(D)496, 737, 577, 786Correct

Answer: (D)

Solution

Question ID VK-011876