===Examples===
<math>{\tfrac{Calcium}{Carbonate}} → {\tfrac{Calcium}{Oxide}} + {\tfrac{Carbon}{Dioxide}}</math>
<math>CalciumCarbonate ====Combustion Reactions====These [[combustion]] [[Chemical Reaction|reactions]] involve [[Electron Sharing|electron sharing]].: [[Methane]] + [[Oxygen]] → [[Carbon Dioxide]] + [[Water]]: [[Ethane]] + [[Oxygen]] → [[Carbon Dioxide]] + [[Water]]: [[Propane]] + [[Oxygen]] → [[Carbon Dioxide]] + [[Water]] ====Oxidation Reactions====[[Oxidation]] [[Chemical Reaction|reactions]] involve [[Electron Transfer|electron transfer]].: [[Magnesium]] + [[Oxygen]] → [[Magnesium Oxide]]: [[Aluminium]] + [[Oxygen]] → [[Aluminium Oxide]]: [[Iron]] + [[Oxygen]] → [[Iron Oxide]] ====Displacement Reactions====[[Displacement Reaction|Displacement]] [[Chemical Reaction|reactions]] involve [[Electron Transfer|electron transfer]]. : [[Copper Sulphate]] + [[Magnesium]] → [[Magnesium Sulphate]] + [[Copper]]: [[Iron Chloride]] + [[Calcium]] → [[Calcium Chloride]] + [[Iron]]: [[Lithium Hydroxide]] + [[Potassium]] → [[Potassium Hydroxide]] + [[Lithium]]: [[Iron Oxide]] + [[Aluminium]] → [[Aluminium Oxide]] + [[Iron]] ====Neutralisation Reactions====[[Neutralisation]] [[Chemical Reaction|reactions]] involve [[Proton Transfer|proton transfer]].: [[Hydrochloric Acid]] + [[Lithium Oxide]] → [[Lithium Chloride]] + [[Water]]: [[Hydrochloric Acid]] + [[Iron Oxide]] → [[Iron Chloride]] + [[Water]]: [[Sulphuric Acid]] + [[Potassium Hydroxide]] → [[Potassium Sulphate]] + [[Water]]: [[Sulphuric Acid]] + [[Aluminium Hydroxide]] → [[Aluminium Sulphate]] + [[Water]]: [[Nitric Acid]] + [[Magnesium Carbonate]] → [[Magnesium Nitrate]] + [[Carbon Dioxide]] + [[Water]]: [[Nitric Acid]] + [[Titanium Carbonate]] → [[Titanium Nitrate]] + [[Carbon Dioxide]] + [[Water]] ====Thermal Decomposition Reactions====[[Thermal Decomposition]] [[Chemical Reaction|reactions]] involve both [[Electron Sharing|electron sharing]] and [[Electron Transfer|electron transfer]].: [[Calcium Carbonate]] → [[Calcium Oxide]] + [[Carbon Dioxide]]: [[Copper Carbonate]] → [[Copper Oxide]] + [[Carbon Dioxide]]: [[Zinc Carbonate]] → CalciumOxide [[Zinc Oxide]] + Carbondioxide<[[Carbon Dioxide]] ===References=======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 ''Word equations, page 31, GCSE Chemistry, CGP, 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 ''Word equations, page 31, GCSE Combined Science Trilogy; Chemistry, CGP, 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 ''Word equations, page 6, GCSE Chemistry; Third Edition, Oxford University Press, AQA ''] ====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 ''Word equations, page 12, GCSE Chemistry; The Revision Guide, CGP, 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 ''Word equations, page 22, GCSE Chemistry, CGP, Edexcel '']:[https://www.amazon.co.uk/gp/product/1782945741/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945741&linkCode=as2&tag=nrjc-21&linkId=30da4f2178da182547b62a7329d13b57 ''Word equations, page 75, GCSE Combined Science; The Revision Guide, CGP, Edexcel ''] ====OCR====:[https://www.amazon.co.uk/gp/product/0198359829/math>ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359829&linkCode=as2&tag=nrjc-21&linkId=90e8d7b4f039d53035238fa0320fe00b ''Word equations, page 92, Gateway GCSE Chemistry, Oxford, OCR '']