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0. During Electrolytic refining of copper (a) Pure copper acts as anode (b) Pure copper acts as cathode (c) Impure copper acts as anode (d) Impure copper acts as cathode (NTSE Maharashtra, Stage-I, 2014-15) (NTSE Maharashtra, Stage-I, 2015-16)
(a), (b)
(b), (c)
(a), (d)
(b), (d)
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