Nitrogen is the promary element in the air we breathe. It is a gas at standard room temperature. Nitrogen is a chalcogen.
Atomic number-7
Density-1.25 g/mL
Atomic weight-14.007 amu
Melting point--209.86 C
Boiling point--195.65 C
Atomic radius-0.70 covalent, 1.85 Van Der Waals
Ionization Potential-336 kcal/mol of atoms
Electronegativity-.31
Electron configuration:[He]2s2 2p3
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