Basic Information

Name: Sodium 
Symbol: Na 
Atomic Number: 11 
Atomic Mass: 22.98977 amu 
Melting Point: 97.72 °C (370.87 K, 207.9 °F) 
Boiling Point: 883 °C (1156 K, 1621 °F) 
Number of Protons/Electrons: 11 
Number of Neutrons: 12 
Classification: Alkali Metal 
Crystal Structure: Cubic 
Density @ 293 K: 0.971 g/cm3 
Color: silvery
Date of Discovery: 1807 
Discoverer: Sir Humphrey Davy 
Name Origin: soda (Na2CO3) 
Symbol Origin: From the Latin word natrium (sodium) 
Uses: medicine, agriculture 
Obtained From: table salts and other foods