Question

how is copper extracted from a low grade ore of it

Answer 1

$\underline\bold{Answer}$

➡Firstly Ore undergoes the process of Leaching , in which it is treated with suitable reagents that seperates ore from impurities .

➡Now the copper goes through reduction process . As copper as lower reactivity than hydrogen so it is reduced using hydrogen .

Cu^2 + H2 ======> Cu + H2

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