Which of the following is /are true when HCI (g) is passed through water?
(i) It does not ionise in the solution as it is a covalent compound .
(ii) It ionises in the solution.
(iii) It gives both hydrogen and hydroxyl ion in the solution
(iv) It forms hydronium ion in the solution due to the combination of hydrogen ion with water molecule.

Options

A. (i) only
B. (iii) only
C. (ii) and (iv)
D. (iii) and (iv)

Answer

C

Explanation

When HCl(g) is passed through water, it ionises in the solution and forms hydronium ion in the solution due to the combination of hydrogen ion with water molecule.