What are the components of an atom and what are their properties?
An atoms is composed of a central NUCLEUS, with ELECTRONS occupying shells, moving around the nucleus.
The nucleus is composed of PROTONS and NEUTRONS.
The PROTON has a relative mass of 1 and a charge of +1.
The NEUTRON has a relative mass of 1 and a charge of 0.
The PROTON has a very small relative mass and a charge of -1.
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