Question

Match compounds given in (X) with their uses in (Y) :

• A. A-IV, B-I, C-III, D-II
• B. A-I, B-III, C-IV, D-II
• C. A-II, B-IV, C-I, D-III
• D. A-III, B-II, C-IV, D-I

Answer 1

The correct option is A A-IV, B-I, C-III, D-II

$N{a}_{2}C{O}_3$ washing soda - uses in detergent.

$NaOH$ $S{O}_2$ absorber.

$2NaOH+S{O}_2\to N{a}_{2}S{O}_3+H_{2}O$

($N{a}_{2}S{O}_3$) Sodium silicate is also the technical and common name for a mixture of such compounds, chiefly the metasilicate, also called waterglass,liquidglass.

$NaOCl$ gives nascent-oxygen which is used in bleaching.

Hence, option A is coreect.