Question

The common impurities in bauxite are
(i) $Fe_{2}O_{3}$
(ii) $SiO_{2}$
(iii) $CuO$
(iv) $ZnO$

• A. $1,3$
• B. $2,3$
• C. $1,2$
• D. $2,4$

Answer 1

Answer: (C)

Bauxite is ore of aluminum, it has impurities of $Fe_{2}O_{3}$ and $SiO_{2}$