JEE Main & Advanced
Chemistry
Metallurgy / धातुकर्म
Question Bank
Numerical Value Type Questions - s-Block, p-Block & Metallurgy
question_answer
How many of the following ore are exlracted by calcination process Calamine, Zinc Blende, Cinnebar, Copper pyrite, Malachite, Siderite, Haemetite, cupprite