Question 24 - MCQs from NCERT Exemplar - Chapter 2 Class 10 - Acids, Bases and Salts

Last updated at August 14, 2026 by

Which of the following statements is not correct?

(A) All metal carbonates react with acid to give a salt, water and carbon dioxide

(B) All metal oxides react with water to give salt and acid

(C) Some metals react with acids to give salt and hydrogen

(D) Some non metal oxides react with water to form an acid

 

Answer

  1. All metal carbonates react with acid to give salt, water and CO 2 . For eg:
    Reaction of Metal Carbonate with Acid - Teachoo-01.jpg

  2. All metal oxides react with water to give metal hydroxides and not salt and acid. For eg.
    Reaction of Metal Oxide with Water - Teachoo-01.jpg
  3. Some metals react with acids to give salt and hydrogen . For eg.
    Reaction of Metals with Acids - Teachoo.jpg
  4. Some non-metal oxides react with water to form an acid . For eg.

      Reaction of Non-metals oxides with Water - Teachoo.jpg                



So, the correct option is (b) All metal oxides react with water to give salt and acid

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