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MHT CET202013 Oct 2020Evening ShiftChemistryGeneral Principles and Processes of Isolation of MetalsActual

What is the formula of calamine?

Options

  1. AZnCO ₃
  2. BMgCO ₃, CaCO ₃
  3. CFe ₂ O ₃
  4. DFeCO ₃

Correct answer

A. ZnCO ₃

Step-by-step solution

Calamine is an ore of zinc. It is zinc carbonate with the formula, ZnCO ₃ .

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