Question

Match the following:

Compound	Formula
1. Boric acid	i. NaOH
2. Phosphoric acid	ii. SiO2
3. Nitrous acid	iii. Na2CO3
4. Nitric acid	iv. KOH
5. Sulphurous acid	v. CaCO3
6. Sulphuric acid	vi. NaHCO3
7. Hydrochloric acid	vii. H2S
8. Silica (sand)	viii. H2O
9. Caustic soda (sodium hydroxide)	ix. PH3
10. Caustic potash (potassium hydroxide)	x. CH4
11. Washing soda (sodium carbonate)	xi. NH3
12. Baking soda (sodium bicarbonate)	xii. HCl
13. Lime stone. (calcium carbonate)	xiii. H2SO3
14. Water	xiv. HNO3
15. Hydrogen sulphide	xv. HNO2
16. Ammonia	xvi. H3BO3
17. Phosphine	xvii. H3PO4
18. Methane	xviii. H2SO4

Answer 1

Compound	Formula (Ans)
1. Boric acid	xvi. H3BO3
2.Phosphoric acid	xvii. H3PO4
3. Nitrous acid	xv. HNO2
4. Nitric acid	xiv. HNO3
5. Sulphurous acid	xiii. H2SO3
6. Sulphuric acid	xviii. H2SO4
7. Hydrochloric acid	xii. HCl
8. Silica (sand)	ii. SiO2
9. Caustic soda      (sodium hydroxide)	i. NaOH
10. Caustic potash (potassium hydroxide)	iv. KOH
11. Washing soda (sodium carbonate)	iii. Na2CO3
12. Baking soda (sodium bicarbonate)	vi. NaHCO3
13. Lime stone (calcium carbonate)	v. CaCO3
14. Water	viii. H2O
15. Hydrogen sulphide	vii. H2S
16. Ammonia	xi. NH3
17. Phosphine	ix. PH3
18. Methane	x. CH4