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) Give one use of compound X besides an antacid.
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1) compound X is NaHCO3 (baking soda)
2)it decomposes to form Na2CO3
NaHCO3 when heated gives Na2CO3 + H2 gas
3) used for making soda fire extinguishers and baking powder
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