What is term meant by atomic number
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Atomic number, the number of a chemical element in the periodic system, whereby the elements are arranged in order of increasing number of protons in the nucleus. Accordingly, the number of protons, which is always equal to the number of electrons in the neutral atom, is also the atomic number.
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small pieces of a compound is called atom.
that how. much number is called atom number
hope it's not help full
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