(a) Name any one metal each which can be extracted by: |
(i) reduction with carbon |
(ii) electrolytic reduction |
(iii) reduction with aluminium |
(iv) reduction with heat alone |
(b) Write a chemical equation for any of the above four parts. |
Answer:
(a) (i) Zinc (ii) Aluminium (iii) Magnesium (iv) Mercury (b) (i) \[ZnO+C\to Zn+CO\] (ii) \[3MgO+2Al\to 3Mg+A{{l}_{2}}{{O}_{3}}\]
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