One of the following metals froms a volatile corbony1 compound and this property is taken advantage of its extraction. This metal is

One of the following metals forms a volatile compound and this property is taken advantages for its extraction. This metal is

One of the following metals forms a volatile compound and this property is taken advantages for its extraction. This metal is

One of the following metals forms a volatite compoụd and this property is taken advan. tage for its extraction. The metal is iron nickel cobalt tungsten

Which of the following metal is the most difficult to extract from its oxide?

Which of the following metal is the most difficult to extract from its oxide?

The extraction of metal from the ore is

The copper metal is extracted from its