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==Key Stage 3==
===Meaning===
[[File:ErbiumSymbolErbiumSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Erbium]].]]
[[Erbium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 68.
: [[Erbium]] is [[ductile]].
==Key Stage 4==
[[File:ErKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Erbium]].]]
===Meaning===
[[Erbium]] is a [[Lanthanide]] [[metal]] [[element]], on the [[Periodic Table]], with 68 [[proton]]s in the [[Atomic Nucleus|nucleus]].
===About IodineErbium===
====Molecular Structure====
: [[Erbium]] has the [[Chemical Formula|chemical formula]] [[Erbium|Er]].