Occurrence & Concentration of Ores
Try the first 5 questions
- 1.
Which of the following metals is commonly found in the native (free) state?
- 2.
What is gangue?
- 3.
Which ore of iron is concentrated by magnetic separation?
- 4.
Froth flotation process is most suitable for the concentration of:
- 5.
In Bayer's process, bauxite is treated with concentrated NaOH. Which impurity remains undissolved and is filtered off as red mud?
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