Engineering
Chemistry
Ores and Minerals
Question

Sulfide ores are common for the metals :

Al, Cu and Pb

Ag, Cu and Sn

Ag, Cu and Pb

Ag, Mg and Pb

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Solution

Metals having high polarising power (Zeff) exist in ore with anions having high polarisibility

            Ag, Cu, Pb          Sulphide ores

            Sn                       Oxide ore

            Mg                     Sea water

            Al                       Oxide ore