Q.

Statement-1: In the Hoop's process of aluminium purification, the fused materials remains in three different layers. These layers remain intact even in electrolytic reduction. 

Statement-2: All the layers have different densities.

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a

Statement-1 is False, Statement-2 is True. 

b

Statement-1 is True, Statement-2 is True, Statement-2 
is NOT a correct explanation for Statement-1.

c

Statement-1 is True, Statement-2 is True; Statement-2 
is a correct explanation for Statement-1. 
 

d

Statement-1 is True, Statement-2 is False.

answer is A.

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Detailed Solution

Three distinct layers of the fused materials remain after Hoop's purification of aluminum. Because each layer has a varied density, these layers hold up even during electrolytic reduction.

Hence, option A is correct.

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