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What is the chemical formula of common salt ?

  • A.NaOH
  • B.NaCl
  • C.KCl
  • D.CaCO3

Answer: C

Correct answer: NaCl

Common salt is sodium chloride, NaCl. NaOH is caustic soda, KCl is potassium chloride and CaCO3 is calcium carbonate, the chief constituent of limestone.

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