We are creating the world's most trusted encyclopedia and knowledge base. Once you join us and log in, you'll be able to edit this page instantly!

From Citizendium, the Citizens' Compendium

Sodium is a metallic chemical element, with atomic number Z = 11. It is easily oxidized to the +1 oxidation state and forms many salts. Elevated sodium levels humans may lead to high blood pressure and other complications. The pure metal reacts violently with water.