The atomic number of an element is equal to the number of protons in a single atom. Therefore, Bromine has 35 protons.
there are six protrons
Zinc has 30 protrons, 36 neutrons, and 66 electrons
there are 12
57
99
8
82 protons
there are 11 neutrons.
it has 8 protons
it has 40
Copper has 29 Protons
Technetium has 43 protons.