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Question
How is : (a) methane and (b) ethane prepared in the laboratory?
How is : (a) methane and (b) ethane prepared in the laboratory?
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Solution
(a) Laboratory preparation of methane: When the mixture of sodium ethanoate and soda lime is taken in a hard glass test tube and heated, the gas evolved is methane. It is collected by downward displacement of water.
(b) Laboratory preparation of ethane: When the mixture of sodium propionate and soda lime is taken in the boiling tube and heated the ethane gas is evolved. It is also collected by downward displacement of water.
(a) Laboratory preparation of methane: When the mixture of sodium ethanoate and soda lime is taken in a hard glass test tube and heated, the gas evolved is methane. It is collected by downward displacement of water.
(b) Laboratory preparation of ethane: When the mixture of sodium propionate and soda lime is taken in the boiling tube and heated the ethane gas is evolved. It is also collected by downward displacement of water.
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