A) Elements with atomic no.17and 38
B) Elements with atomic no. 20 and 40
C) Elements with atomic no. 17 and 53
D) Elements with atomic no. 11 and 33
Correct Answer: C
Solution :
[c] Atomic no. 17 (Cl) and 53 (I) are present in the same groupYou need to login to perform this action.
You will be redirected in
3 sec