Question:
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
Solution:
Option (i) and (iv) are the answers.
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