Question

What is
an
atomic number
state its characterestics​

Answer 1

Explanation:

Atomic no:-

The atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of every atom of that element

Characteristics:-

The atomic number uniquely identifies a chemical element. It is identical to the charge number of the nucleus. In an uncharged atom, the atomic number is also equal to the number of electrons.