Corundum contains more than 95%
A. Steel
B. Al2O3
C. SiO2
D. MgO
Answer: Option B
Solution(By Examveda Team)
Corundum is a crystalline form of aluminium oxide (Al2O3) typically containing traces of iron, titanium, vanadium and chromium. It is a rock-forming mineral.This Question Belongs to Mechanical Engineering >> Engineering Materials
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