The Periodic Table/11 - Sodium (Na)

Element Sodium (Na, 11)

Here you can read more about the chemical element Sodium. Its shemical symbol is Na and its atomic number is 11. The relative atomic mass of Sodium is 22.98976928 u. The elemental classification of Sodium is Alkali metals, and it belongs to group 1 and period 3 in the Periodic Table of Elements.

The density of Sodium is 971 kg/m3. And the mineral hardness of Sodium is 0.52 Mohs. The melting point of Sodium is 371 Kelvin (98 ℃). The boiling point of Sodium is 1156 Kelvin (883 ℃). Sodium was discovered in the year 1807 by Humphry Davy.

To the right (or below if you are using a mobile device with a smaller screen) you will find the information given above for the element Sodium ordered in tabular form, which might be easier to read and use if you want to quantify it in some sort.

Data about element Sodium

Chemical symbol
Element classification
Alkali metals
Atomic number
Relativ atomic mass
Atomic mass
22.98976928 u
971 kg/m3
Melting point
371 K   (98 ℃)
Boiling point
1156 K   (883 ℃)
Mineral hardness
0.52 Mohs
Discovered year
Discovered by
Humphry Davy