Which of the following reduction process, correct processes are

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${Fe}_{2} O_{3} + C \to Fe$

${Ca}_{3} {({PO}_{4})}_{2} + C \to P$

$ZnO + C \to Zn$

$PbO + C \to Pb$

answer is A, B, D.

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Detailed Solution

By reduction method (using carbon, C) we can extract the metals like Fe, Zn and Pb. But most reactive metals like, K, Na, Ca does not reduce by chemical reduction process. Hence, option ‘C’ is correct answer.

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