User:Milton Beychok/Sandbox: Difference between revisions
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Xenon is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Xe. Its [[atomic number]] (the number of [[proton]]s) is 54. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 131.293 | Xenon is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Xe. Its [[atomic number]] (the number of [[proton]]s) is 54. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 131.293 g•mol<sup> −1</sup>, and is typically found as a [[gas]] in its elemental form. | ||
Xenon is considered to be a member of the " | Xenon is considered to be a member of the "Noble gas" class of element. At a [[pressure]] of 101.325 k[[Pascal (unit)|Pa]], it has a [[boiling point]] of −108.12 °[[Celsius (unit)|C]], and a [[melting point]] of −111.79 °C | ||
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{{Elem_Infobox | {{Elem_Infobox | ||
|elName=Copper | |elName=Copper | ||
|eltrnCfg= | |eltrnCfg= | ||
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|hazard= | |hazard= | ||
}} | }} | ||
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Properties: Metallic | Properties: Metallic | ||
Uses: Balloons, Many scientific uses. | Uses: Balloons, Many scientific uses. | ||
Revision as of 00:25, 17 April 2011
Xenon is a chemical element, having the chemical symbol Xe. Its atomic number (the number of protons) is 54. It has a standard atomic weight of 131.293 g•mol −1, and is typically found as a gas in its elemental form.
Xenon is considered to be a member of the "Noble gas" class of element. At a pressure of 101.325 kPa, it has a boiling point of −108.12 °C, and a melting point of −111.79 °C
{{Elem_Infobox |elName=Copper |eltrnCfg= |no1= |no2= |no3= |no4= |properties= |compounds= |uses= |hazard= }}
Properties: Metallic
Uses: Balloons, Many scientific uses.