Question

1.Name two metals which are obtained by the thermite process.
2. Name two metals which are defined by electrolysis.
3.Name two methods for the preparation of pure metals.​

Answer 1

Answer:

1)The reaction is: iron(III) oxide + aluminium → aluminium oxide + iron.

2)

Many metals, such as copper, zinc, tin, nickel, silver, gold etc. are refined by electrolysis. In this process, the impure metal is made the anode and a thin strip of pure metal is made the cathode.

3)The methods are: Electrolytic reduction Smelting.

Electrolytic reduction.

Smelting.

Answer 2

Answer:

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