82 protons
Technetium has 43 protons.
Astatine has 85 protons.
7 protons, 7 neutrons and 7 electrons
Zinc has 30 protons. You can tell this by looking at its atomic number.
there are six protrons
Zinc has 30 protrons, 36 neutrons, and 66 electrons
there are 12
57
99
82 protons
8
there are 11 neutrons.
it has 8 protons
it has 40
Copper has 29 Protons
Technetium has 43 protons.