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
