Question

Pleaseeeeeeee help meeee.

Answer 1

(a) I didn't know.

(b) e is a inert gas as it is present in 18th group.

(d) Between cand b-> ionic bond

     Between a and d-> covalent bond

(e) Valency of A-> 4

     Valency of B-> -1

     Valency of C-> 2

      Valency of D-> -2

(c) I don't know

HOPE IT HELPS..

PLEASE MARK AS BRAINLIEST..