Th-232 has an atomic number of 90. How many protons, electrons, and neutrons are in neutral Th-232?
Number of protons =
Number of electrons =
Number of neutrons =
The mass number of Th-232 is 232.
Number of protons = atomic number = 90
Number of electrons = number of protons = 90
Number of neutrons = mass number number of protons = 232 90 = 142