Revision 0.0 / 5 ? ChemistryAtomsGCSENone Created by: gabsygabyCreated on: 30-09-15 16:28 What charge do electrons have? -1 1 of 9 What charge do neutrons have? 0 2 of 9 What charge do protons have? +1 3 of 9 What relative mass do Protons and Neutrons have? 1 4 of 9 What relative mass do Electrons have? 0.0005 (zero) 5 of 9 What makes an atom neutral? The same amount of protons and electrons 6 of 9 What does the atomic number tell you? The number of protons and electrons 7 of 9 What is an isotope? An atom that has a different amount of protons but the same amount of protons and electrons. 8 of 9 Why are isotopes neutral? The number of protons and electrons are the same and the number of neutrons is different 9 of 9
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