Question

K*, Ar, Ca2+ and S2- contains
(A) Same electronic configuration and atomic volume
(B) Different electronic configuration but same IP.
(C) Same electronic configuration but different atomic volume
(D) None​

Answer 1

Answer:

I also don't know the answer of that

Answer 2

Answer:

U see the correct answer is option (c)

Explanation:

This is because the number of electrons that they possess is the same but their z.e value is different. Basically, remember that the z.e value is always inversely proportional to the atomic size