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==Key Stage 3==
===Meaning===
[[File:KryptonSymbolKryptonSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Krypton]].]]
[[Krypton]] is a [[Group 0]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 36.
===About Krypton===
: An [[atom]] of [[Krypton]] has a full [[Outer Shell|outer shell]] so it is [[inert]].
==Key Stage 4==
[[File:KrKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Krypton]].]]
===Meaning===
[[Krypton]] is a [[Group 0]] [[element]], on the [[Periodic Table]], with 36 [[proton]]s in the [[Atomic Nucleus|nucleus]].