121k views
2 votes
The atomic number of barium is 56. What do you know about the subatomic particles in an atom of this element?

1 Answer

4 votes
Basically, knowing that the atomic number is 56, and assuming that this a neutral atom of barium, it would have 56 protons and electrons. The number of neutrons can be determined by taking the mass number and subtracting it by the number of protons present.
User Naveen Thunga
by
7.2k points