MCQ
Which ore is concentrated by froth flotation method?
- AHorn silver
- BBauxite
- ✓Cinnabar
- DHaemattie
✓
Answer
Correct option: C.
Cinnabar
Generally sulphide ores are concentrated by "Froth floatation" and cinnabar$(\text{HgS})$ is a sulphide ore.
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