Facts about nitrogen Archive

Facts about nitrogen

The first and foremost thing that strikes our mind when we think about nitrogen is that it is the abundantly found element in the earth environment. And it is the fourth largest abundantly found element in this universe. Chemical structure and composition of nitrogen element Atomic symbol N Atomic number 7 Atomic mass number 14 Density 0.0012506 Boiling point -195.79°C Melting point -210°C Number of isotopes 16 Valence 3 or 5 This nitrogen cycle is very essential for maintaining terrestrial balance. The nitrogen available in the atmosphere cannot be directly accessible. So the nitrogen cycle involves 5 different steps for