Soap consists of
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → Alkali salts of higher fatty acids
Soap is the sodium or potassium salt of long-chain (higher) fatty acids such as stearic, palmitic and oleic acid. It is made by saponification: fats or oils are heated with sodium hydroxide (or potassium hydroxide for soft soaps), which gives soap and glycerol.