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==Key Stage 3==
[[File:OxygenSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Oxygen]].]]
[[File:Oxygen2dWK.PNG|right|200px|thumb|A 2 dimensional representation of a [[Oxygen]] [[atom]] with 8 [[proton]]s and 8 [[neutron]]s in the [[Atomic Nucleus|nucleus]] and 8 [[electron]]s orbiting the [[Atomic Nucleus|nucleus]].]]
===Meaning===
[[Oxygen]] is a [[Group 6]] [[non-metal]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 8.