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36. Which of the following ore is concentrated by Froth floatation process ? (a) ZnCO3 (b) ZnO (c) ZnS (d) Na2S

36. Which of the following ore is concentrated by Froth floatation process ?
(a) ZnCO3
(b) ZnO
(c) ZnS
(d) Na2S

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60782 Points
one year ago
Answer: c

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