Science, asked by abha1kukiajaini, 1 year ago

what is atomic number explain with example

Answers

Answered by Fuschia
21
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.
Answered by RSS02
6
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.
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