When the ore limestone is heated carbon dioxide is given off. This operation in metallurgy is known as
Options
(a) smelting
(b) ore dressing
(c) calcination
(d) roasting
Correct Answer:
calcination
Explanation:
CaCO₃(s) → CaO(s) + CO₂(g)
When the ore limestone is heated carbon dioxide is given off. This operation in metallurgy is known as
(a) smelting
(b) ore dressing
(c) calcination
(d) roasting
calcination
CaCO₃(s) → CaO(s) + CO₂(g)