| Name | Chemical formula |
| 1. Baking Soda | NaHCO3 |
| 2. Vinegar | C2H4O3 |
| 3. Bleaching powder | Ca(OCl)Cl |
| 4. Chalk | CaCl2 |
Which of the above matching is correct? Choose the correct option.
1
1, 2 and 4 only
2
1 and 3 only
3
1, 3 and 4 only
4
1, 2, and 3 only
| Name | Chemical formula |
| 1. Baking Soda | NaHCO3 |
| 2. Vinegar | C2H4O3 |
| 3. Bleaching powder | Ca(OCl)Cl |
| 4. Chalk | CaCl2 |
Which of the above matching is correct? Choose the correct option.