Question

The number of Faradays required to produce 0.5mol of free metal from Al³⁺ is
(a) 3
(b) 2
(c) 6
(d) 1.5

Answer 1

3faraday is,required to produce 1 mole of metal

so 1.5 faraday is required to produce 0.5 mol metal

Answer 2

When the temperature is high the metal increases their size as well as expands too and when temperature decrease they contract in the fine.

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