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| Nitrogen,
a gas at room temperature, is in group VA of the periodic table with the
atomic number 7, an atomic weight of 14.0067, and a density of
0.81 Mg/m3. The solid melts at - 210 C and the liquid boils at - 195.8 C. The electronic configuration of nitrogen is (1s)2(2s)2(2p)3, and the atomic radius is 0.092nm. Nitrogen solidifies in the hexagonal close packed crystal structure. |
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