NZ =  7

From the Greek "nitrum, -genes", meaning "native-soda begetter"
(AM) Atomic Mass 14.00674  amu    Oxidation States +1, +2, +3, +4, +5, -3
   (BP) Boiling Point -195.8  °C    (MP) Melting Point -209.9  °C
   (ρ) Density 0.001251  g/cm3    Crystal Structure Hexagonal
   ( χ ) Electronegativity 3    (AR) Atomic Radius 0.75  Å
   Physical State Gas (C) Heat Capacity 1.04  J/g °C
Electronic-Config 1s2  2s2  2p3     (I1) First Ionization E 1402.31  kJ/mol
   (ΔHvap) Heat of Vaporization 5.57  kJ/mol     (ΔHfus) Heat of Fusion 0.72  kJ/mol
   Year of Discovery 1772    Location of Discovery United Kingdom
(E°) Standard Potential N2O + 2 H+⇔ N2 + H2O (1.770 V)
Stable isotopes  14N,  15N
Discovered/Synthesized by Daniel Rutherford
Natural Source Isolated from the liquifaction of air
Common Uses Ammonia, fertilizer, explosives (TNT), refrigerants
Other Info Makes up 80% of our atmosphere
Exists in nature as the diatomic molecule N2
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