Sodium Name origin: English, soda Symbol origin: Latin, natrium  Discovered 1807 by Humphrey Davy  Silver color  Solid at normal temperatures  Melting point 370.87 K  Boiling point 1156 K  Density at 293 K 0.971 g/cm3  Atomic Number 11 Atomic Mass Number 23 Number of Isotopes 3 Group 1 Period 3 Electrons 2, 8, 1 Alkali Metal Family Members Lithium Potassium Rubidium Cesium Francium Health Benefits Needed for sodium‐
potassium pump in muscles Health Risks High blood pressure Water retention Likes Group 17 Halogen Family Fluorine (Fl), Chlorine (Cl), Bromine (Br), Iodine (I), Astatine (At) Dislikes Water Releases hydrogen that will burst into flame. Called Greek fire. In a relationship with chlorine. Dietary Sources Compounds sodium chlorides, sodium hydroxide, sodium peroxide, sodium fluoride, sodium iodide You will be assigned an element. Design a social networking page for the element. This is an example for Sodium. Counts as three homework grades. Areas marked with a star are required content.