What are halogens, alkaline earth metals and alkali metals?

As minerals rise up in the earth toward the surface they segregate under the action of heat and water. The final products of this transformation are alkaline materials, based on the highly metallic reactive elements at the far right of the periodic table. read more

Alkali metals have a valency of 1. Alkali Earth metals are group 2 elements in periodic table and they also comes under s-block having two electrons in its outermost shell. Examples are Beryllium, Magnesium, Calcium, Strontium, Barium, & Radium. They are less electropositive in nature than the alkali metals.Alkali earth metals have a valency of 2. read more

Alkali metals and halogens are the chemical elements which are members of the group 1 and group 17 in the periodic table. They are called as s-block elements and p-block elements respectively. read more

Alkaline Earth Metals and the Halogens Introduction: The alkaline earth metals include magnesium, calcium, strontium and barium. The halogens include chlorine, bromine and iodine. read more