Answer
Generally elements which have 1, 2 or 3 electrons that are deficient from the outer most shell acquire electrons to gain stable electronic configurations.
(a) nitrogen will acquire 3 electrons to form a $N^{3-}$ anion
(b) iodine will acquire 1 electron to form a $I^{-}$ anion
(c) tungsten will not acquire electrons
(d) strontium will not acquire electrons
(e) gold will not acquire electrons
Work Step by Step
As given above
