Question

Fill in the blanks by selecting the option with the correct words.
The process of removing impurities from impure metal to obtain pure metal is known as ______ of metal. The most widely used method for refining is ______. In this method, the impure metal is taken as ______ and the pure metal is taken as ______.

• A. Refining, electrolytic refining, anode, cathode
• B. Calcination, electrolysis, cathode, anode
• C. Refining, electrolytic refining, cathode, anode
• D. Refining, smelting, cathode, anode

Answer 1

The correct option is A Refining, electrolytic refining, anode, cathode

The process of removing impurities from impure metal to obtain pure metal is known as refining of metal. The most widely used method for refining is electrolytic refining. In this method, the impure metal is taken as anode and the pure metal is taken as cathode.