Chemistry
Grade-10
Easy
Question
Assertion: Oxide ores are concentrated by the froth floatation process.
Reason: In froth floatation process, pine oil is used.
- Both A and R are correct but R is not the correct explanation of A
- Both A and R are correct but R is the correct explanation of A
- A is correct but R is incorrect
- A is incorrect but R is correct
Hint:
refining of ores.
The correct answer is: A is incorrect but R is correct
Froth floatation is used for sulphide ores and pine oil is used in froth flotation to make leather
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