Atomic structure and periodic table 0.0 / 5 ? ChemistryThe Periodic TableAtomic structuresGCSEAQA Created by: rhys321Created on: 21-10-19 10:07 what is an atom? it is the smallest part of a element that can exist 1 of 8 what is an element? a substance made up of only one type of atom ( only about 100 elements) 2 of 8 what is a chemical symbol? letters representing an element that can be understood by all nationalities 3 of 8 what is the periodic table? an arrangement of elements split into 8 groups 4 of 8 what is a compound? a substance made up of 2 or more types of atoms e.g water H2O 5 of 8 what does an atom contain? a nucleus containing protons and neutrons and shells orbiting the nucleus containing electrons 6 of 8 what are the 5 main groups on the periodic table? 1. the alkali metals 2. the alkaline earth metals 3. transition metals 4. the halogens 5. the noble gasses 7 of 8 what is the staircase in the periodic table? the staircase separates metals to the left and non metals to the right 8 of 8
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