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Chemistry Acids, Bases and Salts CBSE Board 2026 Easy

A metal carbonate reacts with a solution X which forms a salt, water and a gas Y. What are X and Y?

A metal carbonate reacts with a solution X which forms a salt, water and a gas Y. What are X and Y ?
  1. (a)X – Sodium hydroxide, Y – Carbon dioxide
  2. (b)X – Sodium hydroxide, Y – Hydrogen
  3. (c)X – Hydrochloric acid, Y – Carbon dioxide
  4. (d)X – Hydrochloric acid, Y – Hydrogen

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