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MHT CET202019 Oct 2020Evening ShiftChemistryGeneral Principles and Processes of Isolation of MetalsActual

Which among the following sets of elements is present in chalcopyrite?

Options

  1. AFe , S
  2. BAl, O
  3. CAl, Fe, 0
  4. DCu, Fe, S

Correct answer

D. Cu, Fe, S

Step-by-step solution

Cu , Fe , S Cu , Fe , and S are among the elements found in chalcopyrite. It's a copper iron sulphide mineral with a tetragonal crystal structure. CuFeS ₂ is the chemical formula for it. It is brassy to golden yellow in colour and has a Mohr hardness of 3.5 to 4 . It has a distinctive green-tinged black stripe.

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