Q3 / 54 · JEE Advanced 2019 (Paper 1) · Chemistry

Calamine, malachite, magnetite and cryolite, respectively are:

  • A
    ZnSO4, CuCO3, Fe2O3, AIF3
  • Correct answer
    B
    ZnCO3, CuCO3. CuOH2, Fe3O4, Na3AIF6
  • C
    ZnSO4, CuOH2, Fe3O4, Na3AIF6
  • D
    ZnCO3, CuCO3, Fe2O3, Na3AlF6

Solution

Fact based CuCO3 malachite CuCO3.CuOH2 , magnetic Fe3O4 cryolite CuCO3.CuOH2

Hence, the correct answer is option: 'B'.

More General Principles and Processes of Isolation of Metals Questions