Completar frases Manuelvela1Versión en línea The structure of matter 1 por tekneso tekno 1 particles surrounded smallest Matter nucleus lightweight Atoms atoms tiny Protons neutral Neutrons core central 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 )