egzam atom

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constructions atom. an atom is the smallest particle of an element. atom have a planetary type of structure, consisting of a central nuleous surrounded by orbiting electrons. the nucleus consist of positively charged particlescalled protons and uncharded particles called neutrons. the electrons are the basic particles of negative charge. each type of atoms has a certain number of electrons and protons that distinguishes the atom from all other atoms
开始学习
an atom is the smallest particle of an element. atom have a planetary type of structure, consisting of a central nuleous surrounded by orbiting electrons. the nucleus consist of positively charged particlescalled protons and uncharded particles called neutrons. the electrons are the basic particles of negative charge. each type of atoms has a certain number of electrons and protons that distinguishes the atom from all other atoms
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angielski

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