Question
Question: Which of the following metals can be extracted by smelting-...
Which of the following metals can be extracted by smelting-
A
Aluminium
B
Magnesium
C
Iron
D
None of these
Answer
Iron
Explanation
Solution
We know that highly electropositive metals such as (Al, Mg, Na, k, Ca. etc.) can not be reduced with carbon so they one obtained by electrolytic reduction and not by smelting