Question

Sulphide ores are common for the metals

• A. $Ag,Cu$ and $Pb$
• B. $Ag,Cu$ and $Sn$
• C. $Ag,Mg$ and $Pb$
• D. $Al,Cu$ and $Pb$

Answer 1

Answer: (A)

Elements	Ores	Names
Ag	$A{g}_{2}S$	Argentite
Cu	$CuFe{S}_2$	Copper pyrites
Pb	$PbS$	Galena
Sn	$Sn{O}_2$	Cassiterite
Mg	$MgC{O}_3\cdot CaC{O}_3$	Dolomite
Al	$A{l}_2{O}_3\cdot x{H}_{2}O$	Bauxite