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Q.
Which of the following reduction reaction CANNOT be carried out with coke?
JEE MainJEE Main 2021General Principles and Processes of Isolation of Elements
Solution:
Reduction of $Al _{2} O _{3} \rightarrow Al$ is carried out by electrolytic reduction of its fused salts. $ZnO , Fe _{2} O _{3} \& Cu _{2} O$ can be reduce by carbon.