Multiple choice

According to Arrhenius concept of acids and bases, “An acid is a substance which is capable of furnishing H+ ions in aqueous solution and base is a substance which is capable of furnishing OH– ions”. Which of the following statements does not represent the limitations of Arrhenius theory?

  1. It fails to explain the behaviour of acids and bases in a non-aqueous solution.

  2. It fails to explain the neutralisation reaction giving salt in the absence of solvent.

  3. It only explains the existence of hydrogen ion in water.

  4. It fails to explain the acidic character of certain salts like AlCl3, BF3, etc. and basic character of NH3, PH3, etc.
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C Correct answer
Explanation

It does not explain the existence of hydrogen ion in water.

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