Question

how did mosely discover that the atomic nomber Z is the fundamental property of an element?​

Answer 1

Answer:

Moseley derived his formula empirically by line fitting the square roots of the X-ray frequencies plotted by atomic number, and his formula could be explained in terms of the Bohr model of the atom.

Answer 2

Answer:

He found that certain lines in the X-ray spectrum of each element moved the same amount each time you increased the atomic number by one.thats how he found out hope it's clear