Question

Pure tin is obtained by electrorefining. Specify the indicated (by arrow) contents.

Answer 1

In the electrorefining of metals,
The anode is made of impure metals and it's deposited at the cathode which is made up of pure metal.
And we use its solution in dil $H_{2}S{O}_4$ as electrolyte.

Therefore, the correct matching is A-3, B-1, C-2