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==Key Stage 3==
===Meaning===
[[File:RutheniumSymbolRutheniumSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Ruthenium]].]]
[[Ruthenium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 44.
====Atomic Structure====
: [[Ruthenium]] as 44 [[proton]]s and 57 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Atomic Number]] of 44 and an [[Relative Atomic Mass|atomic mass]] of 101.
: [[Ruthenium]] is in [[Period]] 4 5 of the [[Periodic Table]] because it has 4 5 [[Electron Orbital|electron shells]].
====Properties====
: [[Ruthenium]] is a [[metal]] [[element]] so it is a good [[Thermal Conductor|thermal conductor]] and a good [[Electrical Conductor|electrical conductor]].
: [[Ruthenium]] is [[ductile]].
==Key Stage 4==
[[File:RuKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Ruthenium]].]]
===Meaning===
[[Ruthenium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with 44 [[proton]]s in the [[Atomic Nucleus|nucleus]].
===About IodineRuthenium===
====Molecular Structure====
: [[Ruthenium]] has the [[Chemical Formula|chemical formula]] [[Ruthenium |Ru]].
====Atomic Structure====
: The most [[Stable Isotope|stable isotope]] of [[Ruthenium]] has 57 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Relative Atomic Mass|atomic mass]] of 101.
: [[Ruthenium]] is in [[Period]] 4 5 of the [[Periodic Table]] because it has 4 5 [[Electron Orbital|electron shells]].
: [[Ruthenium]] loses [[electron]]s to form [[Positive Charge|positive]] [[Metal Ion|metal ions]].
====Properties====