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: An [[atom]] of [[Xenon]] has a full [[Outer Shell|outer shell]] so it is [[inert]].
==Key Stage 4==
[[File:XeKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Xenon]].]]
===Meaning===
[[Xenon]] is a [[Group 0]] [[element]], on the [[Periodic Table]], with 54 [[proton]]s in the [[Atomic Nucleus|nucleus]].
: [[Xenon]] is a [[gas]] at [[STP|standard temperature and pressure]].
: An [[atom]] of [[Xenon]] has a full [[Outer Shell|outer shell]] of 18 [[electron]]s so it is [[inert]].
===References===
====AQA====
:[https://www.amazon.co.uk/gp/product/0008158762/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158762&linkCode=as2&tag=nrjc-21&linkId=a0fffa35b3ea49a63404f6704e0df7cc ''Xenon, pages 40-1, GCSE Chemistry; Student Book, Collins, AQA '']
:[https://www.amazon.co.uk/gp/product/0008158762/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158762&linkCode=as2&tag=nrjc-21&linkId=a0fffa35b3ea49a63404f6704e0df7cc ''Xenon, tetrafluoride, pages 40-1, GCSE Chemistry; Student Book, Collins, AQA '']