Wallace,+Earl

Nitrogen

** Melting Point 63.05 [or -210.1 Degrees Celsius ** ** Density 1026 kgm-3 ** ** Protons7 ** ** Valence Electrons 7 ** ** Electrons 7 ** [|WebElements Periodic Table of the Elements | Nitrogen | Essential information]
 * Nitrogen is about 99.3% of nitrogen/oxygen. And is .7% of an element we do not know yet. **
 * The symbol and name of this element Is N Nitrogen **
 * Boiling Point 77.36[or -195.79 Degrees Celsius **
 * Atomic Number 7 **
 * Atomic Mass 14.1 **

[|Periodic Table of Elements: Los Alamos National Laboratory]
 * Compounds- Fluorides Nitrogen Trifluoride NF3**
 * Chemical Properties- Atoms, Subatomic Particles, Nucleus, Electrons, Chemical Bonding**

[|Nitrogen - Element information, properties and uses | Periodic Table]
 * Discovered By Daniel Rutherford In 1772**
 * Electron Configuration [He]2s22p3**

res://C:\Program%20Files\Google\Google%20Toolbar\Component\GoogleToolbarDynamic_mui_en_C9EDDF0B6984A451.dll/share_notification_balloon.html
 * Cost Pure $ 0.4 per 100g**
 * Commercial nitrogen is obtained by liquid air by fractional distillation.**

[|bohr model]



