Chemical Engineering - Chemical Process - Discussion

Discussion Forum : Chemical Process - Section 1 (Q.No. 3)
3.
Starting raw material for the manufacture of alum is
alumina
gypsum
bauxite
ammonium bicarbonate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.

RAMESH Vishawkarma said:   6 years ago
Bauxide is right answer because Bauxide have 58% alumina find.

Fadhlah sylum said:   7 years ago
You can't get alumina if you did not extract aluminum ore. Alumina is obtained after you remove all the impurities from the aluminum ore.

India said:   7 years ago
Why not alumina?
(1)

Kiran said:   8 years ago
Gypsum is a sulfate mineral composed of calcium sulfate dehydrate, with the chemical formula CaSO42h2o. Bauxite is correct answer.

Sujeet said:   1 decade ago
Please give the explanation.

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