Question

An element ‘A’ belongs to 3rd period and 17th group of the periodic

table.

(a) Write atomic number and electronic configuration of A.

(b) State whether A is a metal or a nonmetal.(c) Write the nature of the bond formed if A reacts with another element​

Answer 1

Explanation:

(a) Atomic number is 17, an electronic configuration is 2,8,7

b) A is non-metal.

(c) Electrovalent bond as bond will be formed by transfer of electrons from B to A.

(d) BA

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