Question

*Which of the following statement is correct for a froth flotation process?*

1. A collector prevents certain type of particle to come to the froth.
2. Copper matte contains Cu₂S and ZnS.
3. The solidified copper obtained from the reverberatory furnace has a blistered appearance due to the evolution of SO₂ during the extraction.
4. Zinc can be extracted by self-reduction.​

Answer 1

Answer:

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Explanation:

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