Question

Common impurities present in bauxite are

• A. CuO
• B. ZnO
• C. CaO
• D. $SiO_{2}$

Answer 1

Answer: (D)

$SiO_{2}$

Answer 2

Impurities like $Fe_{2}O_{3}$ and $SiO_{2}$ are present in bauxite