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Atom stackk.
| Question | Answer |
|---|---|
| Neutron. | A subtomic particle that has no charge and that is located in the nucleus of the atom. |
| Proton. | A subtomic particle taht has a particle charge and that is located in the nucleus of an atom; the number of protons in the nucleus is the atomic number, which determines the identity of an element. |
| Electron. | A subtomic particle that has a negative charge. |
| Atomic Mass. | The mass of an atom expressed in an atomic mass units. |
| Nucleus. | The middle part of an atom containing protons & neutrons. |