there are 12
Element with 12 protrons is magnesium, as the number of protons determines the element's identity on the periodic table.
Magnesium is a metal element. There are 24 electrons in a single atom.
there are six protrons
Zinc has 30 protrons, 36 neutrons, and 66 electrons
57
99
8
82 protons
there are 11 neutrons.
it has 8 protons
it has 40
the number of proton=the number of electron= 12