Summary of Nitrogen

Symbol	N
Number of Proton	7
Number of Neutron	7
Number of Electron	7
Atomic Number	7
State in room temperature and pressure	Solid
Percentage in air	78%
Electronic Arrangement	2,5
Electronic Configuration	1s^22s^22p^3
Atomic Weight	14.0067 amu
Electronegativity	3.04
1st Ionization Energy	1402.3 kJ/mol
2nd Ionization Energy	2856 kJ/mol
3rd Ionization Energy	4578 kJ/mol
Boiling Point	77.4 K
Melting Point	63.1 K

Sources of information

1. http://encarta.msn.com

2. http://www.uky.dum.edu /~holler/periodic/periodic.html

3. http://www.weblements.com /webelement/index.html

4. http://smallfry.dum.ac.uk/chem/periodic/elementi.html

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