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==Key Stage 3==
[[File:PhosphorusSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Phosphorus]].]]
[[File:P-31_WK.PNG|right|200px|thumb|A 2 dimensional representation of a [[Phosphorus]] [[atom]] with 15 [[proton]]s and 16 [[neutron]]s in the [[Atomic Nucleus|nucleus]] and 15 [[electron]]s orbiting the [[Atomic Nucleus|nucleus]].]]
===Meaning===
===About Phosphorus===
==Key Stage 4==
[[File:PKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Phosphorus]].]]
[[File:P-31_WK.PNG|right|200px|thumb|A 2 dimensional representation of the [[Bohr Model]] of a [[Phosphorus]]-31 [[isotope]] with 15 [[proton]]s and 16 [[neutron]]s in the [[Atomic Nucleus|nucleus]] and 2 [[electron]]s in the first [[Electron Orbital|shell]], 8 in the second and 5 in the [[Outer Shell|outer shell]].]]
===Meaning===
[[Phosphorus]] is a [[Group 5]] [[non-metal]] [[element]], on the [[Periodic Table]], with 15 [[proton]]s in the [[Atomic Nucleus|nucleus]].
===About Phosphorus===
: [[Phosphorus]] is [[solid]] at [[STP|standard temperature and pressure]].
: [[Phosphorus]] is highly [[Reactivity|reactive]] in the presence of [[Oxygen]].
===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 ''Phosphorus, pages 35, 47, GCSE Chemistry; Student Book, Collins, AQA '']