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==Key Stage 3==
===Meaning===
[[File:ChromiumSymbolChromiumSymbol1.png|right|300px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Chromium]].]]
[[Chromium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with an [[Atomic Number|atomic number]] of 24.
: [[Chromium]] is [[ductile]].
==Key Stage 4==
[[File:CrKS4.PNG|right|200px|thumb|The [[Chemical Symbol|chemical symbol]] for [[Chromium]].]]
===Meaning===
[[Chromium]] is a [[Transition Metal|transition metal]] [[element]], on the [[Periodic Table]], with 24 [[proton]]s in the [[Atomic Nucleus|nucleus]].
===About IodineChromium===
====Molecular Structure====
: [[Chromium]] has the [[Chemical Formula|chemical formula]] [[Chromium |TiCr]].
: [[Chromium]] [[atom]]s join together in a [[Giant Metallic Structure|giant metallic structure]].
====Atomic Structure====
: The most [[Stable Isotope|stable isotope]] of [[Chromium]] has 28 [[neutron]]s in its [[Atomic Nucleus|nucleus]] giving it an [[Relative Atomic Mass|atomic mass]] of 52.
: [[Chromium]] is in [[Period]] 4 of the [[Periodic Table]] because it has 4 [[Electron Orbital|electron shells]].
: [[Chromium]] loses [[electron]]s to form [[Positive Charge|positive]] [[Metal Ion|metal ions]].
====Properties====
: [[Chromium]] forms [[Ionic Bond|ionic bonds]] with [[non-metal]]s.
: [[Chromium]] is a [[metal]] [[element]] so it is a good [[Thermal Conductor|thermal conductor]] and a good [[Electrical Conductor|electrical conductor]].
: [[Chromium]] is a shiny [[solid]] at [[STP|standard temperature and pressure]] and has a high [[Melting Point|melting point]].
: [[Chromium]] is [[sonorous]].
: [[Chromium]] is [[ductile]].
===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 ''Chromium, pages 48-9, 339-40, GCSE Chemistry; Student Book, Collins, AQA '']