Compléter Manuelvela1Version en ligne The structure of matter 1 par tekneso tekno 1 Atoms lightweight Protons central neutral particles nucleus atoms tiny core Neutrons surrounded smallest Matter is composed by particles called which are the particles of any element consist of a and dense which is called that is made up of : - ( positively charged particles ) - ( charged particles ) and it is by one or more electrons ( negatively charged )
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