Ruthenium: Difference between revisions

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{{Elem_Infobox
|elName=Ruthenium
|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>7</sup>5s<sup>1</sup>
|no1=
|no2=
|no3=
|no4=
|properties=Hard, silvery metal.
|compounds=
|uses=
|hazard=Ruthenium tetroxide is toxic and explosive.
}}
 
'''Ruthenium''' is a [[Chemical elements|chemical element]], having the [[chemical symbol]] Ru. Its [[atomic number]] (the number of [[proton]]s) is 44. It has a [[Atomic mass#Standard atomic weights of the elements|standard atomic weight]] of 101.07 g•mol<sup> −1</sup> and is a [[solid]] in its elemental form.
 
Ruthenium is considered to be a member of the "Transition metal" class of elements. At a [[pressure]] of 101.325 k[[Pascal (unit)|Pa]], it has a [[boiling point]] of 4,150 °[[Celsius (unit)|C]] and a [[melting point]] of 2,334 °C.

Latest revision as of 21:04, 24 April 2011

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Ruthenium
101.07(2)



  Ru
44
1s22s22p63s23p63d104s2 4p64d75s1
[ ? ] Transition metal:
Properties:
Hard, silvery metal.
Hazard:
Ruthenium tetroxide is toxic and explosive.


Ruthenium is a chemical element, having the chemical symbol Ru. Its atomic number (the number of protons) is 44. It has a standard atomic weight of 101.07 g•mol −1 and is a solid in its elemental form.

Ruthenium is considered to be a member of the "Transition metal" class of elements. At a pressure of 101.325 kPa, it has a boiling point of 4,150 °C and a melting point of 2,334 °C.