A metal M is found in nature as MC03. It is used in galvanising iron articles

  1. A metal M is found in nature as MC03. It is used in galvanising iron articles. Name the metal.
  2. How can the metal be obtained from its carbonate ore?

Answer:

  1. The metal is zinc (Zn).
  2. The carbonate ore is first heated strongly in limited supply of oxygen and changed into its oxide. This process is called calcination.
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    Zinc oxide is then reduced to zinc metal by heating it with carbon. This process is called reduction.
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