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An atom has electronic configuration 2,8,7. i. What is the atomic number of this element? ii. To which of the following elements would it be chemically similar N (7) F (9) P (15) Ar (18)

An atom has electronic configuration 2,8,7.
i. What is the atomic number of this element?
ii. To which of the following elements would it be chemically similar<
N (7) F (9) P (15) Ar (18)

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 6228 Points
2 months ago
Solution: (i) Chlorine – 17 (ii) F (9)

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