kacsysmith kacsysmith
  • 14-07-2017
  • Chemistry
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Wht is a atom and a nucleus

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  • 14-07-2017
Atoms are made up of three particles: protons, neutrons and electrons. Protons and neutrons are heavier than electrons and reside in the center of the atom, which is called the nucleus. Electrons are extremely lightweight and exist in a cloud orbiting the nucleus.
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1braincell
1braincell 1braincell
  • 15-10-2019

nucleus is the center of the atoms. Atoms are made up of nucleons called protons and neutrons.

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