For manufacturing of K2O which of the following is used
A. Kaolinite
B. Biotite
C. Gibssite
D. Pyrite
Answer: Option B
Solution (By Examveda Team)
For manufacturing of K2O, Biotite is used.Biotite is a common group of phyllosilicate minerals within the mica group. Its chemical formula is K(Mg, Fe)3AlSi3O10(F, OH)2.
It is regarded as a mineral species by the International Mineralogical Association until 1998.
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