Question

Which oil is used as frother in froth floatation process?

• A. Mustard oil
• B. Coconut oil
• C. Olive oil
• D. Pine oil

Answer 1

The correct option is D

Pine oil

The froth flotation method is a mineral processing technology that separates various minerals selectively. Using froth flotation, ores containing several metals such as Lead ($Pb$), Copper ($Cu$), and Zinc ($Zn$) may be selectively extracted.

Explanation for correct option:

(B) Pine oil

Pine oil improves the mineral particle's non-wettability. As a result, it's used in the froth-flotation process as a frother..

Hence, the correct option is (B).