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Hydrogen
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23:50, 28 February 2020
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Key Stage 4
==Key Stage 4==
[[File:HKS4.png|right|
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|thumb|The [[Chemical Symbol|chemical symbol]] for [[Hydrogen]].]]
===Meaning===
[[Hydrogen]] is a [[non-metal]] [[element]] with 1 [[proton]] in the [[Atomic Nucleus|nucleus]].
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