Answer:
Zinc
atomic number - 30
atomic mass - 65.38
number of protons - 30
number of electrons - 30
number of neutrons - 35
Bismuth
atomic number - 83
atomic mass - 208.98
number of protons - 83
number of electrons - 83
number of neutrons - 126
Mercury
atomic number - 80
atomic mass - 200.59
number of protons - 80
number of electrons - 80
number of neutrons - 121