P-Block Elements Ques 32

Question: For purification of alumina, the modern processes most useful when (i) the impurity present is a lot of iron oxides and (ii) the impurity present is a lot of silica, are

Options:

A) For (i) Hall’s process; for (ii) Baeyer’s process

B) For (i) Hall’s process; for (ii) Serpeck’s process

C) For (i) Serpeck’s process; for (ii) Baeyer’s process

D) For (i) Baeyer’s process; for (ii) Serpeck’s process

Show Answer

Answer:

Correct Answer: D

Solution:

Iron oxide impurity - Baeyer’s process Silica impurity - Serpeck’s process



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