Name two metals other than aluminum which are obtained by electrolytic reduction.

(A) In the extraction of Mg from used anhydrous MgCl_(2) air gap of the electrolytic cell is to be replaced by inert gas. (R) Oxidation of Mg metal is to be prevented during its extraction by electrolytic reduction of anhydrous MgCl_(2)

The metal obtained by self reduction process is

Name two non metals that have metallic lusture.

Name two metals which are both malleabl and ductile.

Name two metals which are found in nature in the free state.

Give some examples for metals other than beryllium and aluminium that becomes passive on. treatment with concentrated nitric acid.

Explain why can alkali and alkaline earth metals not be obtained by chemical reduction methods?

Name the elements other than carbon in group IVA elements that exhibit catination.