Atomic Structure 0.0 / 5 ? ChemistryAtomsGCSEAQA Created by: zoexrumensCreated on: 17-05-16 20:04 atom the smallest part of an element that can still be recognised as that element 1 of 11 element a substance made up of only one type of atom. an element cannot be broken down chemically into any smaller substance 2 of 11 nucleus the very small and dense central part of an atom which contains protons and neutrons 3 of 11 electron a tiny particle with a negative charge and orbit the nucleus in atoms and ions 4 of 11 compound substance made when two or more elements are chemically bonded together 5 of 11 proton a tiny positive particle found inside the nucleus of an atom 6 of 11 neutron a dense particle found in the nucleus of an atom, it is electrically neutral, carrying no charge 7 of 11 atomic number number of protons 8 of 11 mass number the number of protons pluss the number of neutrons in the nucleus of an atom 9 of 11 shell an area in an atom, around its nucleus where electrons are found 10 of 11 electronic structure a number to show the arrangement of electrons in their shells eg. 2,8,8,1 11 of 11
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