RoseMarie Gallagher and Paul Ingram Solutions for Chapter: Atoms and Elements, Exercise 3: Q

Name the particles that make up the atom.

Which particle has a positive charge in an atom?

Which particle has no charge?

Which particle has almost no mass?

Why do atoms have no overall charge?

What does the term proton number mean?

What does the term nucleon number mean?

Name each of these atoms, and say how many protons, electrons and neutrons it has: ${}_6{}^{12}\mathrm{C} {}_8{}^{16}\mathrm{O} {}_{12}{}^{24}\mathrm{Mg} {}_{13}{}^{27}\mathrm{Al} {}_{29}{}^{69}\mathrm{Cu}$.