what is atomic number explain with example
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Atomic number is the number of protons inside the nucleus of an atom.
For example, atomic number of sodium is 11, this means there are 11 protons in the nucleus of sodium atom.
For example, atomic number of sodium is 11, this means there are 11 protons in the nucleus of sodium atom.
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atomic no is the no of protons present in the nucleus or no of electrons that revolve around nucleus.
eg sodium atomic no is 11
sodium atom contains 11 protons and 11 electrons.
eg sodium atomic no is 11
sodium atom contains 11 protons and 11 electrons.
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