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Question Question 7(2020)
Identify the underlined substance: The electrode that increases in mass during the electro-refining of silver.
Cathode
Reason — Pure copper is deposited on the thin sheet of pure copper placed at the cathode.
Identify the underlined substance: The electrode that increases in mass during the electro-refining of silver.
Cathode
Reason — Pure copper is deposited on the thin sheet of pure copper placed at the cathode.