In the froth-floatation process, the sulphide ores are concentrated by mixing the ore with — Metallurgy and Isolation of Elements Chemistry Question

💡 Solution & Explanation

Froth flotation is used for sulphide ores. The powdered ore is mixed with water, a frothing agent such as pine oil, and a collector such as sodium ethyl xanthate. Sulphide ore particles attach to froth and rise, while gangue remains wetted by water.