Q. Sulphide ores are common for the metals
Solution:
Elements
Ores
Names
Ag
$Ag_2S$
Argentite
Cu
$CuFeS_2$
Copper pyrites
Pb
$PbS$
Galena
Sn
$SnO_2$
Cassiterite
Mg
$MgCO_3\cdot CaCO_3$
Dolomite
Al
$Al_2O_3 \cdot xH_2O$
Bauxite
| Elements | Ores | Names |
|---|---|---|
| Ag | $Ag_2S$ | Argentite |
| Cu | $CuFeS_2$ | Copper pyrites |
| Pb | $PbS$ | Galena |
| Sn | $SnO_2$ | Cassiterite |
| Mg | $MgCO_3\cdot CaCO_3$ | Dolomite |
| Al | $Al_2O_3 \cdot xH_2O$ | Bauxite |