Purification And Characterisation Of Organic Compounds Question 187
Question: The slag obtained during the extraction of copper from copper pyrites is composed mainly of
[MNR 1993; MP PMT 1997; UPSEAT 2000, 01; IIT-JEE Screening 2001]
Options:
A) $ CaSiO_3 $
B) $ FeSiO_3 $
C) $ CuSiO_3 $
D) $ SiO_2 $
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Answer:
Correct Answer: B
Solution:
$ \underset{Impurity}{\mathop{FeO}}+\underset{Flux}{\mathop{SiO_2}}\to \underset{Slag}{\mathop{FeSiO_2}} $
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