Question

5. The element 'X' having atomic number 16 is (a) a metal (b) a metalloid (c) a non-metal (d) None of these
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Answer 1

Answer:

(c)

Explanation:

non metal of atomic number 16

Answer 2

The element 'X' having atomic number 16 is (c) a non-metal

1)It is a non metal since it belongs to p-block and present at 3rd period.

2)The element having atomic number 16 is Sulphur(S).

3)Sulphur configuration is [Ne]$3s^{2}3p^{4}$ Having K,L,M shells as 2,8,6.

4)As well as sulphur has melting point 388.36K and boiling point 717.76K.