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Which type of ore is the major source of nickel?

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+1 vote
in Environmental Biotechnology by (64.7k points)
Which type of ore is the major source of nickel?

(a) Oxide

(b) Sulfide

(c) Carbonate

(d) Ferrous

This question was posed to me by my school principal while I was bunking the class.

This intriguing question comes from Metal Recovery by Bioleaching Process topic in section Bioleaching and Biomining for Recovery of Resources of Environmental Biotechnology

1 Answer

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Best answer
Right choice is (b) Sulfide

Best explanation: Sulfide till date has been the most important and majorsource ore for nickel. Oxide often has minimum amount of nickel, cobalt and chromium. Carbonate and ferrous is not at all used as a nickel source.

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