Carbon is used for the reduction of some metal oxides.

False

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True

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Solution

The correct option is B True

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Similar questions

Carbon is used for reduction of some metal oxides.

Q. Carbon reduction is not used to obtain certain metals from their ores because
1. Carbon cannot reduce certain oxides, sulphides, etc
2. It can react with the metals to form carbides
3. Temperatures required for the reduction are too high
4. It is expensive compared to the alternatives for some ores

Q. (i) An aqueous solution of sodium chloride is not used for electrolytic reduction of sodium metal. Why?
(ii) For the reduction of a metal oxide, suggest a reducing agent other than carbon.

Q. Reduction of metal oxide by excess carbon at high temperature is a method for the commercial preparation of some metals. This method can be successfully applied in the case of:

(a) For the reduction of a metal oxide, suggest a reducing agent other than carbon.
(b) Explain why an aqueous solution of sodium chloride is not used for the electrolytic extraction of sodium metal.

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