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Write the skeletal equation for the following reactions :(i) Hydrogen suiphide reacts with sulphur dioxide to form sulphur and water.(ii) Methane on burning combines with oxygen to produce carbon dioxide and water.What is the need of balance equations ? |
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Answer» (i) 4H2S + 2SO2 → 6S + 4H2O (ii) CH4 + 2O2 → CO2 + 2H2O To obey the law of conservation of mass; so that the number of atoms of each element before and after the reaction remain the same. |
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