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# Elements equations

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### Elements equations

1. 1. What are elements and equations?<br />
2. 2. What are elements?<br />Elements are the building blocks of matter. <br />Matter is everything around you. <br />
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6. 6. So what is a chemical equation?<br />It is an equation that shows what takes place in the chemical reaction.<br />So let’s look at water for an example. <br />As we mentioned water is made up of Hydrogen and Oxygen. When those two elements bond a reaction takes place.<br />The chemical equation looks like this<br />2H2 + O2  2H2O<br />So what the equation is telling us is that it takes 2 H molecules and 1 Oxygen molecule to make 2 water molecules<br />