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13. What is the atomic number of element of period 3 and group 17 of the Periodic Table? (a) 10 (b) 4 (c) 17 (d) 21

13. What is the atomic number of element of period 3 and group 17 of the Periodic Table?
(a) 10
(b) 4
(c) 17
(d) 21

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60796 Points
one year ago
Answer: c

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