[" Galena is an ore of "],[" Fe "b" ) "cu" c) "2m]

Write the names and formulae of main ores of Fe , Cu , Al and Zn .

Write the name and formula of main ores of Fe, Cu,Al and Zn.

Write the name and formula of main ores of Fe, Cu,Al and Zn.

Write the names and formulate of main ores of Fe , Cu , Al and Zn .

What is a ore . Give the of Al,Zn, Zn, Fe, Cu.

The increasing electrơn releasing tendencies of Cu, Ag, Fe and Zn are in the order: (1)Ag, Cu, Fe, Zn (2)Cu, Ag, Fe, Zn (3)Zn, Cu, Fe, Ag (4)Fe, Zn, Cu, Ag

Fill in the blanks : Cinnabar and Galena are the ores of ………… and …………. Respectively.

Name the chief ores of Cu, Fe and Al . What are the methods employed for the concentration of their ores?