Alkali metal
The alkali metals consist of the chemical elements lithium, sodium, potassium, rubidium, caesium, and francium. Together with hydrogen they constitute group 1, which lies in the s-block of the periodic table
Read more
Non ferrous metals
In metallurgy, non-ferrous metals are metals or alloys that do not contain iron (Allotropes of iron ferrite) in appreciable amounts.All pure metals are non-ferrous elements, except for iron (Fe).
Read more