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[[Sodium]] is a [[metal]].
==Key Stage 3==
[[File:NaKS3SodiumSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Sodium]].]]
[[File:Na-23_WK.PNG|right|200px|thumb|A 2 dimensional representation of a [[Sodium]] [[atom]] with 11 [[proton]]s and 12 [[neutron]]s in the [[Atomic Nucleus|nucleus]] and 11 [[electron]]s orbiting the [[Atomic Nucleus|nucleus]].]]
===Meaning===