Question

explain why the atomic number is called "fingerprint" of elements?

Answer 1

Explanation:

The chemical and physical properties of an atom are solely determined by the number of its electrons and hence by its nuclear charge: the nuclear charge is a unique "fingerprint" of an element and Z labels the chemical elements uniquely.

Answer 2

Answer:

The Cgemical and physical properties of an Atom are solily determined by the Number of its electrons and hence by its nuclear charge :The nuclear charge is a unique' figerprint ' of an element and Z labels the chemical elements uniquely . A list of elements sorted by the Atomic number Z can be found here

Hope you would find this helpful