Atoms, elements and compounds 0.0 / 5 ? ChemistryAtoms and compoundsGCSEAQA Created by: Amelia200314Created on: 15-06-19 12:09 What are substances made up of? Particles 1 of 7 what is the smallest particle of an element that can take part in a chemical reaction? Atom 2 of 7 How many elements are there? Over 100 3 of 7 How many atoms does each element contain? One atom 4 of 7 What is each element represented by? Its own chemical symbol and its own atomic number 5 of 7 How is a compound formed? The atoms of two or more elements are joined together by chemical bonds 6 of 7 Why is formulae used? To show which elements are in a compound and the number of atoms of each element that is present 7 of 7
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