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Draw the atom structure and explain the position of the sub-atomic particles.
Atom consist of three sub-atomic particles: .
The atom's nucleus contains the (positively charged) and the neutrons (no change).
The outermost orbital shells of the atom are called electron shells and contain (negatively charged).
The protons have a positive charge, while have a neutral charge.
Electrons revolve around the nucleus of an ; they are negatively charged.
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