Sodium is a chemical element with its symbol NA and Sodium atomic number 11. It is silver-white, highly reacted and soft metal. It is in group 1 of the periodic table and it is alkali metal as it has a single electron on its outer shell.
It is most sixth abundant metal that exits on the earth’s crust. Many salts present in the sodium are highly soluble. It has its own importance for the plants and animals. Sodium is also used as a heat exchanger in some of the nuclear reactors. It has a low melting point. As its greyish white colour expose to air.
Sodium Number of Neutrons
Number of neutrons present in sodium is 12.
What is a Possible Mass Number of a Sodium Atom
22.989769 u ± 2 à 10^-8 u gave is the mass number present in the bottom of the sodium atom.

