Silicon, Si, atom number 14, has 14 protons in its nucleus.
How many protrons and neutrons does silicon have in the nucleus?
there are six protrons
Zinc has 30 protrons, 36 neutrons, and 66 electrons
99
there are 12
57
82 protons
8
there are 11 neutrons.
it has 8 protons
it has 40
Copper has 29 Protons