MCQ
Match the chemical substances given in Column $(A)$ with their appropriate application given in Column $(B):$
| Column $(A)$ | Column $(B)$ | ||
| $A.$ | Bleaching powder | $1.$ | Preparation of glass |
| $B.$ | Baking soda | $2.$ | Production of $H_2$ and $Cl_2$ |
| $C.$ | Washing soda | $3.$ | Decolourisation |
| $D.$ | Sodium chloride | $4.$ | Antacid |
- A$A—2, B—1, C—4, D—3$
- B$A—3, B—2, C—4, D—1$
- ✓$A—3, B—4, C—1, D—2$
- D$A—2, B—4, C—1, D—3$