Which of the following sequences contain atomic numbers of only representative elements?
(i) 3, 33, 53, 87
(ii) 2, 10, 22, 36
(iii) 7, 17, 25, 37, 48
(iv) 9, 35, 51, 88
The answer is the option (i) and (iv)
Explanation: The p-Block elements comprise the elements belonging to Group 13 to 18 and these together with the s-Block elements are called the Representative Elements or Main Group Elements and only options (i) and (iv) belong to s and p block.