Aldehydes Ketones and Carboxylic AcidshardMCQ SINGLE⭐ Must-Do

The standard laboratory decarboxylation of sodium salts of carboxylic acids to yield alkanes utilizeAldehydes Ketones and Carboxylic Acids Chemistry Question

Question

The standard laboratory decarboxylation of sodium salts of carboxylic acids to yield alkanes utilizes 'soda lime'. What is the exact chemical composition of soda lime?

Answer: C

💡 Solution & Explanation

Soda lime is prepared by thoroughly mixing Sodium Hydroxide ($NaOH$) and Calcium Oxide ($CaO$) in a fixed 3:1 ratio. The $CaO$ keeps the highly hygroscopic $NaOH$ dry and porous during the high-heat reaction.

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