Smelting | MCQs

    Q1: The extraction of metal from the ore is done by ' smelting' which involves?

    ایسک سے دھات نکالنا 'سملٹنگ' کے ذریعے کیا جاتا ہے جس میں شامل ہے؟
    • A. heating and electrolysis
    • B. heating and chemical reaction
    • C. heating and oxidation
    • D. none of these
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