Question

Metals placed at the top of the reactivity series are extracted from its ore by the process of:

a)Roasting
b)Electrolysis
c)Calcination
d)They are found in the native state so there is no need of extraction

Answer 1

Answer:

electrolysis is the correct answer it's my experience

Answer 2

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Metals placed at the top of the reactivity series are extracted from its ore by the process of:

b)Electrolysis