Question

A white precipitate was formed when BaCl₂ was added to water extract of an inorganic salt. Further, a gas 'X' with characteristic odour was released when the formed white precipitate was dissolved in dilute HCl. The anion present in the inorganic salt is :

(A) I^– 

(B) SO₃ ^2– 

(C) S^2– 

(D) NO₂ ^-

Answer 1

Correct option is (B) SO₃ ^2–