Question

1. Statewhich of the following oxides is reduced to its metal without using electrolysis or
reducing agent but by thermal decomposition
MgO , Al2O3 , HgO, PbO , ZnO, CuO.
2. Write a balanced equation for the reduction in (I) above .
3. Name a metal which does not form a oxide.

Answer 1

Explanation:

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