A ==Key Stage 3=====Meaning===An [[alloy]] is a [[metal]] with one or more other [[elementselement]] s [[mixture|mixed]] with it, usually other [[metal]] [[element]]s. ===About Alloys===: Adding different [[element]]s to a [[metal]] to make an [[alloy]] can change the [[property|properties]] of that [[metal]]. ===Examples==={| class="wikitable"|-|[[File:BronzeShield.png|center|200px]]|[[File:BrassTap.png|center|200px]]|[[File:MetalSword.png|center|200px]]|-| style="height:20px; width:200px; text-align:center;" |[[Bronze]] was one of the first [[alloy]]s ever made and is made from around 88% [[Copper]] and 12% [[Tin]].| style="height:20px; width:200px; text-align:center;" |[[Brass]] is a very strong [[alloy]] made form a [[mixture]] of [[Copper]] and [[Zinc]].| style="height:20px; width:200px; text-align:center;" |[[Steel]] is an [[alloy]] of around 98% [[Iron]] and 2% [[Carbon]].|} ==Key Stage 4=====Meaning===An [[alloy]] is a [[mixture]] of a [[metal]] and one or more other [[element]]s, usually other [[metal]] [[element]]s. ===About Alloys===: Adding different [[element]]s to a [[metal]] to make an [[alloy]] can change the [[Physical Property|physical]] and [[Chemical Property|chemical]] [[property|properties]].: [[Alloy]]s are made to change the [[property|properties]] of a [[metal]] to make it more useful for certain [[application]]s. ===Examples==={| class="wikitable"|-| style="height:20px; width:200px; text-align:center;" |'''Metals'''| style="height:20px; width:200px; text-align:center;" |'''Properties'''| style="height:20px; width:200px; text-align:center;" |'''Applications'''|-| style="height:20px; width:200px; text-align:center;" |88% Copper + Tin (Bronze)| style="height:20px; width:200px; text-align:center;" |Resistant to [[corrosion]] [[Hardness|Harder]] than [[Copper]].| style="height:20px; width:200px; text-align:center;" |Statues and ornaments.|-| style="height:20px; width:200px; text-align:center;" |Copper + Zinc (Brass)| style="height:20px; width:200px; text-align:center;" |Resistant to [[corrosion]] [[Hardness|Harder]] than [[Copper]]. [[Malleable]] enough to hammer into shape.| style="height:20px; width:200px; text-align:center;" |Pins in [[Electrical Plug|electrical plugs]], keys, taps, door handles.|-| style="height:20px; width:200px; text-align:center;" |Gold + Copper| style="height:20px; width:200px; text-align:center;" |[[Hardness|Harder]] than [[pure]] [[Gold]]| style="height:20px; width:200px; text-align:center;" |Jewelry|-| style="height:20px; width:200px; text-align:center;" |98% Iron + Carbon (Steel)| style="height:20px; width:200px; text-align:center;" |Much [[Hardness|harder]] than [[pure]] [[Iron]]. [[Malleable]] enough to be hammered into shape.| style="height:20px; width:200px; text-align:center;" |Car bodies, bridges, cables, girders.|-| style="height:20px; width:200px; text-align:center;" |85% Iron + 11% Chromium + Nickel + Carbon (Stainless Steel)| style="height:20px; width:200px; text-align:center;" |Much [[Hardness|harder]] than [[pure]] [[Iron]]. Resistant to [[corrosion]].| style="height:20px; width:200px; text-align:center;" |Cutlery, [[Reaction Vessel|reaction vessels]]|} ===References=======AQA====:[https://www.amazon.co.uk/gp/product/1782945598/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945598&linkCode=as2&tag=nrjc-21&linkId=ad276ad49df77ab4b40ab4fd0fe09669 ''Alloys, page 120, GCSE Combined Science; The Revision Guide, CGP, AQA']:[https://www.amazon.co.uk/gp/product/1471851354/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851354&linkCode=as2&tag=nrjc-21&linkId=9012a0d354024419214fb3ad5ac44ba0 ''Alloys, page 162, GCSE Combined Science Trilogy 1, Hodder, 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 ''Alloys, page 266, GCSE Chemistry; Student Book, Collins, AQA']:[https://www.amazon.co.uk/gp/product/178294639X/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=178294639X&linkCode=as2&tag=nrjc-21&linkId=51599bb45a2bfaf7c1b6a978b2ca2616 ''Alloys, page 91, GCSE Combined Science Trilogy; Chemistry, CGP, AQA']:[https://www.amazon.co.uk/gp/product/1471851362/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851362&linkCode=as2&tag=nrjc-21&linkId=7d78d70a2044ee9982dae010c94af92a ''Alloys, pages 156, GCSE Combined Science Trilogy 2, Hodder, AQA']:[https://www.amazon.co.uk/gp/product/1782945571/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945571&linkCode=as2&tag=nrjc-21&linkId=9e29fad914244909903e5e93f8a01d40 ''Alloys, pages 35, 97, GCSE Chemistry; The Revision Guide, CGP, AQA']:[https://www.amazon.co.uk/gp/product/1471851346/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851346&linkCode=as2&tag=nrjc-21&linkId=3ac654f4b0da781c49c855a1af4c92ea ''Alloys, pages 46, 204, 257-8, GCSE Chemistry, Hodder, AQA']:[https://www.amazon.co.uk/gp/product/0198359381/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359381&linkCode=as2&tag=nrjc-21&linkId=47c8d1ae58d8b3a5e2094cd447154558 ''Alloys, pages 54-55, 222-223, GCSE Chemistry; Third Edition, Oxford University Press, AQA']:[https://www.amazon.co.uk/gp/product/1782945962/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945962&linkCode=as2&tag=nrjc-21&linkId=476bb5c8d1dfb5c08ac81b6d4d1c98d8 ''Alloys, pages 93, 285, 286, GCSE Chemistry, CGP, AQA']====Edexcel====:[https://www.amazon.co.uk/gp/product/1292120215/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120215&linkCode=as2&tag=nrjc-21&linkId=8f96ddb76196848bafdb124354e4cf77 ''Alloy steels, page 102, GCSE Chemistry, Pearson, Edexcel '']:[https://www.amazon.co.uk/gp/product/1782945725/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945725&linkCode=as2&tag=nrjc-21&linkId=694be7494de75af3349537d34e13f7f0 ''Alloys, page 63, GCSE Chemistry; The Revision Guide, CGP, Edexcel '']:[https://www.amazon.co.uk/gp/product/1292120215/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120215&linkCode=as2&tag=nrjc-21&linkId=8f96ddb76196848bafdb124354e4cf77 ''Alloys, pages 102-103, 203, GCSE Chemistry, Pearson, Edexcel '']:[https://www.amazon.co.uk/gp/product/1782948147/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948147&linkCode=as2&tag=nrjc-21&linkId=f63dcd8345f4e49c717b39a228a36c7c ''Alloys, pages 179, 180, 315, GCSE Chemistry, CGP, Edexcel '']:[https://www.amazon.co.uk/gp/product/1292120215/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120215&linkCode=as2&tag=nrjc-21&linkId=8f96ddb76196848bafdb124354e4cf77 ''Alloys; uses, pages 104-105, GCSE Chemistry, Pearson, Edexcel ''] ====OCR==== :[https://www.amazon.co.uk/gp/product/1782945695/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945695&linkCode=as2&tag=nrjc-21&linkId=ceafcc80bcad6b6754ee97a0c7ceea53 ''Alloys, page 96, Gateway GCSE Combined Science; The Revision Guide, CGP, OCR '']:[https://www.amazon.co.uk/gp/product/1782945679/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945679&linkCode=as2&tag=nrjc-21&linkId=a2db42f7b4bdf10cafaafa3bb9120940 ''Alloys, pages 24, 78, GCSE Chemistry; The Revision Guide, CGP, OCR Gateway '']:[https://www.amazon.co.uk/gp/product/0198359829/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359829&linkCode=as2&tag=nrjc-21&linkId=90e8d7b4f039d53035238fa0320fe00b ''Alloys, pages 40, 53, 214-215, Gateway GCSE Chemistry, Oxford, OCR '']