Home › AP EAPCET (Engineering) › Chemistry › General Principles of Metallurgy › In electro-refining, the impure metal is placed …
In electro-refining, the impure metal is placed as which electrode?
ACathode
BSalt bridge
CInert rod
DAnode
Answer & Solution
Correct answer: D. Anode
The impure metallic anode dissolves and pure metal collects on the cathode.
Related questions
Why can aluminium reduce Fe and Cr oxides in thermite?Why is carbon unsuitable for reducing Cr2O3?Which oxides decompose easily on heating, going by Ellingham plots?On an Ellingham plot, a lower position of a metal's line means its oxide is what?Froth flotation is described as the most important operation for recovering which kind of In electrowinning, where does the metal from the solution get plated?Crushing, grinding and sieving of an ore to the needed size is the start of which stage?What heats a sulfide ore roasting furnace?