The thing that it is called is it is called the atomic number of the thing
Chemical energy is kept inside the bonds that are connected to withatoms with other atoms and molecules with other molecules.
Because chemical energy is kept in likestorage. It is an shape of potential energy.
When a chemical reaction takes place, the stored chemical energy is let out.
The answer is lead.
Every element in Group 14 (Group IVA) has four valence electrons, s^(2)p^(2)<span>.</span>
Evaporite. Gypsum (Mineral) and Halite (Rock Salt) are examples of evaporites. Usually Gypsum forms first and then Halite.