Question

define Atomic number​

Answer 1

Answer:

the number of protons in the nucleus of an atom, which is characteristic of a chemical element and determines its place in the periodic table.

Answer 2

Answer:

The number of protons in a nucleus is called the atomic number and always equals the number of electrons in orbit about that nucleus (in a nonionized atom). Thus, all atoms that have the same number of protons--the atomic number--are atoms of the same element.

Explanation:

hope it helps

please mark me ad BRAINLIEST