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AP EAMCET202018 Sep 2020Evening ShiftChemistryGeneral Principles and Processes of Isolation of MetalsActual

Calamine, bauxite, malachite and siderite respectively are ores of .........

Options

  1. A( Zn , Al , Cu , Fe )
  2. B( Cu , Al , Zn , Fe )
  3. C( Zn , Al , Fe , Cu )
  4. DAl, ( Fe , Zn , Cu )

Correct answer

A. ( Zn , Al , Cu , Fe )

Step-by-step solution

Calamine ( ZnCO ₃ ) is the ore of ( Zn ). Bauxite, ( AlO _x( OH )_ 3-2 x ) is the ore of ( Al ). (where, (0 < x < 1 )) Malachite, ( CuCO ₃ Cu ( OH )₂ ) is the ore of ( Cu ). Siderite, ( FeCO ₃ ) is the ore of ( Fe ).

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