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Sodium
Sodium, the 11th element in the periodic table, it is rare to see sodium metal, however in our everyday lives we see many compounds made of sodium such as table salt(NaCl) etc. It is part of Group 1/Alkali Metals in the periodic table which consists some of the most active elements
Who discovered it:Humphry Davy
When was it discovered:1807
Symbol:Na
Group:1
Row:3
Number of Protons(+):11
Number of Neutrons:12
Number of Electrons(-):11
Atomic Mass: 22.989769 u ± 2 × 10 u
Electron Configuration:[Ne] 3s
-8
1
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