Question

WHAT IS ATOMIC NUMBER​

Answer 1

Answer:

The atomic number or proton number of a chemical element is the number of protons found in the nucleus of every atom of that element. The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus

Answer 2

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Atomic Number is the number of protons or electrons(if no charge is present) that a chemical element has at its nucleus.

Eg. Na - Atomic number = protons = 11

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...Hope it helps....