A compound 'X' of sodium is used as an antacid and it decomposes on strong heating.(i) Name the compound 'X' and give its chemical formula.(ii) Write a balanced chemical equation to represent the decomposition of 'X'.(iii) Given one use of compound 'X' besides an antacid.

A compound 'X' of sodium is used as an antacid and it decomposes on st

1.	A compound 'X' of sodium is used as an antacid and it decomposes on strong heating.(i) Name the compound 'X' and give its chemical formula.(ii) Write a balanced chemical equation to represent the decomposition of 'X'.(iii) Given one use of compound 'X' besides an antacid.
Answer» Solution :(i) The compound X is SODIUM HYDROGENCARBONATE also called as baking soda. (ii) `2NaHCO_(3)OVERSET("Heat")rarr Na_(2)CO_(3)+CO_(2)+H_(2)O` (III) It is used in FIRE extinguishers and for baking.