Match the terms in Column I with the relevant item in Column II.

Correlate the items listed in Column I with those listed in Column II. Find out as many correlations as you can.

Match Column I with Column II for the given properties/applications mentioned therein.

Match the items in Column I with the relevant item in Column II.

In the following questions a statement of Assertion (A) followed by a statement of Reason (R) is given. Choose the correct option out of the options given below each question.

Assertion (A) : Permanent hardness of water is removed by treatment with washing soda.

Reason (R) : Washing soda reacts with soluble magnesium and calcium sulphate to form insoluble carbonates.

(i) Statements A and R both are correct and R is the correct explanation of A.

(ii) A is correct but R is not correct.

(iii) A and R both are correct but R is not the correct explanation of A.

(iv) A and R both are false.