Which base is generally found in soaps?

  1. Calcium hydroxide
  2. Ammonium hydroxide
  3. Sodium hydroxide
  4. Magnesium hydroxide
  5. Barium hydroxide

Answer (Detailed Solution Below)

Option 3 : Sodium hydroxide
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Detailed Solution

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The correct answer is Sodium Hydroxide.

Key Points

  • Sodium Hydroxide (NaOH) is also called Lye and it is a major constituent of soaps. 
  • it is a base with a pH of 13. When mixed with fatty acids it causes a chemical reaction which is essential in the manufacturing of soaps.
  •  It is a common ingredient in cleaners and soaps. At room temperature, sodium hydroxide is a white, odorless solid.
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