- Atomic Radius (Å)
Nitrogen is a chemical element with symbol N and atomic number 7. It is the lightest pnictogen and at room temperature, it is a transparent, odorless diatomic gas. Nitrogen is a common element in the universe, estimated at about seventh in total abundance in the Milky Way and the Solar System.
7
Atomic Number
14.01
Atomic Mass (u)
63.29
Melting Point (K)
77.36
Boiling Point (K)
1.25
Density (solid: g/cm³, gas: g/liter)
0.75
Atomic Radius (Å)
0.71
Covalent Radius (Å)
3.04
Electronegativity
14.53
First Ionization Energy (eV)
-6.8
Electron Affinity
2
Number of Shells
5
Electron Valency
2, 5
Electron Shell Occupations
1.04
Specific Heat (J/g)