Question

Which are the ore of lead?
(1) Galena
(3) Cerussite
(2) Cinnabar
(4) Pvrolusite

• A. 1, 2 and 3 are correct
• B. 1 and 2 are correct
• C. 2 and 4 are correct
• D. 1 and 3 are correct

Answer 1

Answer: (D)

Galena $-Pbs$
Cerussite $-PbC{O}_3$
Cinnabar $-HgS$
Pyrolusite $-Mn{O}_2$