Study Guide: Atomic Models and More

Describe the main idea of Dalton's atomic model.

Explain the main difference between Thomson's and Rutherford's models.

Why did Bohr propose that electrons are found in specific energy levels?

Identify the element with atomic number 8 and list its group.

Which group contains elements that are generally non-reactive?

Describe the pattern in atomic size as you move down a group in the periodic table.

Explain why a plastic balloon rubbed on hair can stick to a wall.

Describe the difference between conductors and insulators.

What happens when two positively charged objects are brought close to each other?

Describe the arrangement and movement of particles in a solid.