Question
Question: Identify the metal M whose extraction is based on the following reactions : MS + 2O2
MSO4
2MS + 3O2
2MO + 2SO2
MS + 2MO 3M + SO2
MS + MSO4 2M + 2SO2
A
Magnesium
B
Aluminium
C
Lead
D
Tin
Answer
Lead
Explanation
Solution
As PbS on self reduction with PbO and PbSO4 gives metallic lead.