Most Important Selected Qs for JEE AdvancedChemistryGeneral Principles and Processes of Isolation of Metals
the correct statement(s) among the following is/are
Options
- AArgentite and magnetite are oxide ores
- BAnglesite and barytes are sulphate ores
- CGalena and cinnabar are sulphide ores
- DSiderite and malachite are carbonate ores
Correct answer
D. Siderite and malachite are carbonate ores
Step-by-step solution
The chemical formulae of the given minerals are array lllll Argentite & : & Ag ₂ ~S & Magnetite & : Fe ₃ O ₄ & : & PbSO ₄ & Baryte : & BaSO ₄ & : & PbS & Cinnabar & : & : & FeCO ₃ & Malachite & : CuCO ₃ Cu ( OH )₂ array