(i) Name the method used for the refining of zirconium. (ii) What is the role of CO in the extraction of Iron? (iii) R

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Q 2620880711.     (i) Name the method used for the refining of zirconium.
(ii) What is the role of CO in the extraction of Iron?
(iii) Reduction of metal oxide to metal becomes easier if the metal obtained is in liquid state. Why?
CBSE-12th 2015

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