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Option 2 : Quick Lime

Quicklime reacts with aqueous solution of Hydrochloric Acid gives Calcium Chloride and water.

  • However, carbon dioxide is not released.
  • The reaction is an example of an exothermic reaction which doesn’t release Carbon dioxide.
  • Marble, Limestone and Chalk are all types of Calcium Carbonate which when reacted with Hydrochloric acid release Carbon dioxide.
    • CaO+dil. 2HCl→CaCl2+H2O
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