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ICSE Class 10 Chemistry 2020 Solved Paper

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State one relevant reason for each of the following :
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Question : 22
Total: 86
Soda lime is preferred to sodium hydroxide in the laboratory preparation of methane.
Solution:  
Sodium hydroxide is deliquescent so soda lime which is a mixture of sodium hydroxide and quick lime is used in which quick lime/ CaO is a dehydrating agent.
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