Q. Which one of the following metals work as a reduction in smelting process?
A) $C$
B) $Al$
C) $Zn$
D) None of these
Explanation
(b)
In smelting, carbon is used as a reducing agent but it is a non-metal. Al is also used as reducing agent and it is a metal.
$\ \ \ \ \ \ 2Al + Fe_{2}O_{3} \rightarrow 2Fe + Al_{2}O_{3}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.