Californium: Difference between revisions

From Citizendium
Jump to navigation Jump to search
imported>David Yamakuchi
m (New page: {{subpages}}{{Basic elemental info}})
 
imported>Milton Beychok
(Replaced the info box, expanded the electron configuration, and edited the lede somewhat)
 
Line 1: Line 1:
{{subpages}}{{Basic elemental info}}
{{subpages}}
 
{{Elem_Infobox
|elName=Californium
|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>6</sup> 4d<sup>10</sup>5s<sup>2</sup>5p<sup>6</sup>4f<sup>14</sup>5d<sup>10</sup>6s<sup>2</sup>6p<sup>6</sup>5f<sup>10</sup>&thinsp;7s<sup>2</sup>
|no1=
|no2=
|no3=
|no4=
|properties=Silver-white metal.
|compounds=
|uses=
|hazard=Radioactive and toxic.
}}
 
'''Californium''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Cf. Its [[atomic number]] (the number of [[proton]]s) is 98. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 251 g•mol<sup> −1</sup> and it is a [[solid]] in its elemental form.
 
Californium is considered a member of the "Transuranic" class of elements. At a [[pressure]] of 101.325 k[[Pascal (unit)|Pa]], it has a [[melting point]] of 860 °[[Celsius (unit)|C]]. There is no data available regarding its [[boiling point]].

Latest revision as of 16:02, 3 May 2011

This article is a stub and thus not approved.
Main Article
Discussion
Related Articles  [?]
Bibliography  [?]
External Links  [?]
Citable Version  [?]
Properties [?]
 
This editable Main Article is under development and subject to a disclaimer.
Californium
251



  Cf
98
1s22s22p63s23p63d104s24p6 4d105s25p64f145d106s26p65f10 7s2
[ ? ] Transuranic element:
Properties:
Silver-white metal.
Hazard:
Radioactive and toxic.


Californium is a chemical element, having the chemical symbol Cf. Its atomic number (the number of protons) is 98. It has a standard atomic weight of 251 g•mol −1 and it is a solid in its elemental form.

Californium is considered a member of the "Transuranic" class of elements. At a pressure of 101.325 kPa, it has a melting point of 860 °C. There is no data available regarding its boiling point.