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Question

The chemical formula of bauxite ore is ______.

A
ZnCO3
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B
Al2O3.2H2O
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C
Fe2O3
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D
Cu2O
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Solution

The correct option is B Al2O3.2H2O
  • Bauxite is the ore of aluminium having chemical formula as Al2O3.2H2O.
  • ZnCO3 is the chemical formula of calamine.
  • Fe2O3 is the chemical formula of haematite.
  • Cu2O is the chemical formula of cuprite.

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