Q126
The slag which floats on the surface of the molten iron generally contains
A.
Lime (CaO) 45%
B.
Silica (SiO2) 35%
C.
Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8%
D.
All the above
AnswerAnswer: Option D
Solution
Answer: Option D
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