Neon: Difference between revisions
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imported>Milton Beychok (Replaced the infobox and corrected the sign of the melting point which had been wrong for about 2 years,) |
imported>Milton Beychok m (Added some info) |
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|no3= | |no3= | ||
|no4= | |no4= | ||
|properties= | |properties=Colorless, odorless, non-flammable, inert gas | ||
|compounds= | |compounds= | ||
|uses= | |uses= Cryogenics, advertising signs | ||
|hazard= | |hazard= | ||
}} | }} | ||
'''Neon''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Ne. Its [[atomic number]] (the number of [[proton]]s) is 10. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 20. | '''Neon''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Ne. Its [[atomic number]] (the number of [[proton]]s) is 10. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 20.1797 g•mol<sup> −1</sup>, and is typically found as a [[gas]] in its elemental form. | ||
Neon is considered to be a member of the " " class of element. At a [[pressure]] of 101.325 k[[Pascal (unit)|Pa]], it has a [[boiling point]] of −246.08 °[[Celsius (unit)|C]], and a [[melting point]] of −258.59 °C | Neon is considered to be a member of the " " class of element. At a [[pressure]] of 101.325 k[[Pascal (unit)|Pa]], it has a [[boiling point]] of −246.08 °[[Celsius (unit)|C]], and a [[melting point]] of −258.59 °C | ||
Revision as of 14:13, 17 April 2011
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Neon is a chemical element, having the chemical symbol Ne. Its atomic number (the number of protons) is 10. It has a standard atomic weight of 20.1797 g•mol −1, and is typically found as a gas in its elemental form.
Neon is considered to be a member of the " " class of element. At a pressure of 101.325 kPa, it has a boiling point of −246.08 °C, and a melting point of −258.59 °C