Chemistry
Grade-6
Easy

Question

Lime water is used in the laboratory to

  1. Identify carbon monoxide gas
  2. Identify carbon dioxide gas
  3. Identify oxygen gas
  4. Identify nitrogen gas

hintHint:

Lime water is a water solution of calcium hydroxide.

The correct answer is: Identify carbon dioxide gas


    Lime water is used in the laboratory to Identify carbon dioxide gas.
    When carbon dioxide is passed through lime water, it turns milky due to the formation of calcium carbonate.

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