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==Key Stage 3==
===Meaning===
[[File:YttriumSymbolYttriumSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Yttrium]].]]
[[Yttrium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 39.
: [[Yttrium]] [[atom]]s join together in large numbers to form a giant [[metal]] [[molecule]].
====Atomic Structure====
: [[Yttrium]] as 39 [[proton]]s and 50 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Atomic Number]] of 30 39 and an [[Relative Atomic Mass|atomic mass]] of 89.: [[Yttrium]] is in [[Period]] 4 5 of the [[Periodic Table]] because it has 4 5 [[Electron Orbital|electron shells]].
====Properties====
: [[Yttrium]] is a [[metal]] [[element]] so it is a good [[Thermal Conductor|thermal conductor]] and a good [[Electrical Conductor|electrical conductor]].
: [[Yttrium]] is [[ductile]].
==Key Stage 4==
[[File:YKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Yttrium]].]]
===Meaning===
[[Yttrium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with 39 [[proton]]s in the [[Atomic Nucleus|nucleus]].
===About IodineYttrium===
====Molecular Structure====
: [[Yttrium]] has the [[Chemical Formula|chemical formula]] [[Yttrium |Y]].
====Atomic Structure====
: The most [[Stable Isotope|stable isotope]] of [[Yttrium]] has 50 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Relative Atomic Mass|atomic mass]] of 89.
: [[Yttrium]] is in [[Period]] 4 5 of the [[Periodic Table]] because it has 4 5 [[Electron Orbital|electron shells]].
: [[Yttrium]] loses [[electron]]s to form [[Positive Charge|positive]] [[Metal Ion|metal ions]].
====Properties====