Question

Mention the essential material (chemicals) to prepare soap in the laboratory. Describe in brief the test of determining the nature (acidic/alkaline) of the reaction mixture of saponification reaction.

Answer 1

Chemicals needed for making of soap are - castor oil, alkaline, solution of sodium hydroxide and common salt.
After the process of saponification, the product soap is tested with litmus paper.The soap solution turns red litmus to blue, showing that soap formed during this reaction is alkaline in nature.