Sodium
Sodium is a chemical element, number 11 on the periodic table. It had the atomic weights of 11 and 19.

In 2369, sodium was on the Table of Elements twice, once under the symbol "Na", and again under the symbol "K". ()

See also
Disodium
Sodium chloride
Sodium Pentathol
Sodium salt

External link
 

de:Natrium
it:Sodio
Elements