what is an atom from chemistry
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An atom is a particle of matter that uniquely defines achemical element. An atom consists of a central nucleus that is usually surrounded by one or more electrons. Each electron is negatively charged. The nucleus is positively charged, and contains one or more relatively heavy particles known as protons and neutrons.
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Answer:
it is division of any particle
Explanation:
an atom contains neutron , electron and proton
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