Multiple choice

Soap is prepared by heating caustic soda with

  1. kerosene oil

  2. linseed oil

  3. petroleum

  4. almond oil

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Soap is produced through saponification, which involves reacting fats or oils (like linseed oil) with a strong base like caustic soda (sodium hydroxide).