Atomic Structure and Models

Atomic structure represents the way that subatomic particles, namely protons, neutrons, and electrons, are organized within the atom. Several atomic models, including those attributed to Dalton, Thomson, Rutherford, and Bohr, have been utilized to describe atomic structure. Gaining knowledge of atomic structure and its models helps in visualizing the nature of matter at the micro level. This Atomic Structure Quiz for Grade 9 tests your knowledge about the distribution of electrons in shells, atomic number, mass number, and isotopes. Now, let's see your proficiency with these 10 questions on atomic structure and the development of atomic models.