For an atom of an element: number of electrons = number of protons = atomic number of element AUS-e-TUTE has a new tutorial, game, test a...

number of protons in an atom = atomic number (Z) of the element ... and.... the periodic table of the elements lists the elements in o...

For this activity you will need a modern Periodic Table (here's one I prepared earlier at http://www.ausetute.com.au/pertable.html  ) ...