what is atom? write the answer in brif
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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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Atom is the building blocks of life
atom is the smallest unit of object
atom contains neurons, protons also
they have both the charge they are found different in each state...
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