Question

MCQ : An acid-base indicator is an organic dye which is chemically

  • Acids Bases and Salts
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Answer

Question

An acid-base indicator is an organic dye which is chemically

  1. a weak acid
  2. a weak base
  3. either a weak acid or a weak base
  4. a strong acid or a base

Answer

either a weak acid or a weak base

Explanation

An acid-base indicator is an organic dye that is chemically either a weak acid or a weak base. It changes color depending on the pH of the solution it is in, due to the ionization of the acidic or basic functional group in the molecule.

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