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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 |
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Answer» (i), (iv) (i) 3, 33, 53, 87 (iv) 9, 35, 51, 88 |
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