JEE Advanced 2019JEE Adv 2019 Paper 1, Paper 1ChemistryHardUnclassified (chemistry)Calamine, malachite, magnetite and cryolite, respectively, areAOption A. ZnSO4,CuCO3,Fe2O3,AlF3\mathrm{ZnSO}_{4}, \mathrm{CuCO}_{3}, \mathrm{Fe}_{2} \mathrm{O}_{3}, \mathrm{AlF}_{3}ZnSO4,CuCO3,Fe2O3,AlF3BOption B. ZnSO4,Cu(OH)2,Fe3O4,Na3AlF6\mathrm{ZnSO}_{4}, \mathrm{Cu}(\mathrm{OH})_{2}, \mathrm{Fe}_{3} \mathrm{O}_{4}, \mathrm{Na}_{3} \mathrm{AlF}_{6}ZnSO4,Cu(OH)2,Fe3O4,Na3AlF6COption C. ZnCO3,CuCO3⋅Cu(OH)2,Fe3O4,Na3AlF6\mathrm{ZnCO}_{3}, \mathrm{CuCO}_{3} \cdot \mathrm{Cu}(\mathrm{OH})_{2}, \mathrm{Fe}_{3} \mathrm{O}_{4}, \mathrm{Na}_{3} \mathrm{AlF}_{6}ZnCO3,CuCO3⋅Cu(OH)2,Fe3O4,Na3AlF6DOption D. ZnCO3,CuCO3,Fe2O3,Na3AlF6\mathrm{ZnCO}_{3}, \mathrm{CuCO}_{3}, \mathrm{Fe}_{2} \mathrm{O}_{3}, \mathrm{Na}_{3} \mathrm{AlF}_{6}ZnCO3,CuCO3,Fe2O3,Na3AlF6CheckStep-by-step hintSkip · show solution
