Nitrogen
Nitrogen is a chemical element with symbol N and atomic number N in period 2. It appears as a colorless gas, liquid or solid. It is a Gas
Chemical properties
[edit]Nitrogen has an atomic mass of 14.007, a boiling point of 77.355, a density of 1.251, a melting point of 63.15, a molar heat of None, an electron configuration of 1s2 2s2 2p3, and an electron affinity of -6.8.