Q.

Statement 1: Carbonate and hydroxide ores are concentrated by froth floatation process.

Statement 2: In froth floatation process. pine is used because it preferentially wets the ore particles.

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a

Both statements 1 and 2 are correct

b

Statement 1 is incorrect and statement 2 is correct

c

Both statements 1 and 2 are incorrect

d

Statement 1 is correct and Statement 2 is incorrect

answer is C.

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Detailed Solution

 Sulphide ores are concentrated by froth floatation process. 

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