Question

what serves as the identity of an atom​

Answer 1

Answer:

The number of protons in one atom of an element determines the atom's identity, and the number of electrons determines its electrical charge. The atomic number tells you the number of protons in one atom of an element. ... The atomic number gives the “identity “of an element as well as its location on the Periodic Table.

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Answer 2

Answer:

Protons

Explanation:

The number of protons in one atom of an element determines the atom's identity.