Chemistry Atoms A few notecards about the basic structure of atoms. 3.0 / 5 based on 1 rating ? ChemistryAtoms and compoundsIGCSECIE Created by: c1ats33Created on: 27-12-12 17:14 What are the three subatomic particles, with mass and charge? Protons, mass 1, charge +1, Neutrons, mass 1, no charge, Electrons, mass ~ 0, -1 charge. 1 of 6 Protons and neutrons together can be called what? Nucleons 2 of 6 How do you calculate the number of neutrons using the nucleon number and the proton number? You subtract the nucleon number and proton number. 3 of 6 What are isotopes? Atoms of an element which contain the same number of protons and electrons but not neutrons. 4 of 6 Give two examples of isotopes. Chlorine, carbon, magnesium, sodium.. 5 of 6 How many electrons can the first and second electron shells hold? 2, 8. 6 of 6
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