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18. What is saponification? How is it done? Write chemical equations involved. |
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Answer» Saponification:Ester of higher fatty acids gives sodium salt of higher fatty acid; when heated with glycerol and sodium hydroxide. Sodium salts of higher fatty acid are known as soaps. This reaction is called saponification (soap making). Reaction of ethanoic acid with sodium carbonate and sodium bicarbonate: Ethanoic acid gives sodium acetate, water and carbon dioxide when reacts with sodium carbonate or sodium bicarbonate (sodium hydrogen carbonate). Reverse of Esterification is Saponification |
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