Sodium (atomic number 11, symbol Na) is a metal and a chemical element that was discovered in 1807 by the Cornish inventor and chemist Humphry Davy. It occurs in sodium salts and minerals, including rock salt, sodalite, and feldspars.
This metal has a relatively low melting point and is reactive and soft. It is a good electrical conductor with a silvery color. There are three isotopes and different compounds such as carbonates, nitrates, sulfates, and halides. Sodium also forms organosodium compounds, solides, and electrides. The element reacts with metallic halides, hydrogen, ammonia, and water. When reacting with ice, snow, and...Read More