The information that can be used to determine an atom's identity is the number of protons.
<h3>What is the proton number? </h3>
The proton number of an atom is the number of positively charged particles in the core of the atom.
The number of protons is always equal to the number of electrons for every neutral atom.
Thus, the proton number is the primary characteristic that can be used to determine the identity of an element.
More on proton numbers can be found here: brainly.com/question/8178466
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