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The statement that is NOT correct is tha...

The statement that is NOT correct is that (1) A furnace lined with haematite is used to convert cast iron to wrought iron. (2) Collectors enhance the wettability of mineral particles during froth floatation. (3) In vapour phase refining, metal should form a volatile compound. (4) Copper from its low-grade ores is extracted by hydrometallurgy.

A

a furnace lined with haematite is used to convert cast iron

B

collectors enhance the wettability of mineral particles during froth floatation.

C

in vapour phase refining, metal should form a volatile compound.

D

copper from its low grade ores is extracted by hydrometallurgy.

Text Solution

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The correct Answer is:
B
Collectors enhance the non-wettability of mineral particles during froth floatation
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