Gallium: Difference between revisions
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imported>David Yamakuchi m (New page: {{subpages}} {{Basic elemental info}}) |
imported>Milton Beychok m (Some minor copy edits) |
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|elName= Gallium | |||
|eltrnCfg=1s<sup>2</sup>2s<sup>2</sup>2p<sup>6</sup>3s<sup>2</sup>3p<sup>6</sup>3d<sup>10</sup>4s<sup>2</sup> | |||
4p<sup>1</sup> | |||
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|properties=Silvery metal. | |||
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'''Gallium''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Ga. Its [[atomic number]] (the number of [[proton]]s) is 31. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 69.723 g•mol<sup> −1</sup>. It is a brittle [[solid]] in its elemental form below its melting point of 29.76 °C. | |||
Gallium is considered to be a member of the "Post-transition metal" class of element. At a [[pressure]] of 101.325 k[[Pascal (unit)|Pa]], it has a [[boiling point]] of 2,204 °[[Celsius (unit)|C]]. | |||
Revision as of 16:00, 20 April 2011
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Gallium is a chemical element, having the chemical symbol Ga. Its atomic number (the number of protons) is 31. It has a standard atomic weight of 69.723 g•mol −1. It is a brittle solid in its elemental form below its melting point of 29.76 °C.
Gallium is considered to be a member of the "Post-transition metal" class of element. At a pressure of 101.325 kPa, it has a boiling point of 2,204 °C.