Q. 1 Read the chapter and write the balanced chemical reactions for the following- i. Water is added to calcium oxide. ii. Burning of natural gas. iii. Calcium hydroxide reacts with carbon di oxide. iv. Conversion of glucose to produce energy. v. Heating of Ferrous sulphate. vi. Heating of calcium carbonate vii. Heating of lead nitrate. viii. Decomposition of Silver chloride and Silver bromide. ix. Hydrogen is passed through Lead Oxide. x. Hydrochloric acid is added Manganese di oxide.
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answer - 2CaO + 2H^2O ---] 2Ca(OH) ^2 +O^2
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