Atomic Theory

Front

What did Thomson's atomic theory model look like?

Back

A scoop of chocolate chip ice cream. It had electrons scattered within a ball of positive charge.

Front

What did Bohr's atomic theory model look like?

Back

Electrons orbiting the nucleus like the planets around the sun.

Front

What does the cloud model look like in atomic theory?

Back

A cloud of electrons floating around the nucleus.

Front

What did Rutherford discover about atoms?

Back

An atom is mostly empty space, but has a dense positively charged center (nucleus).

Front

What did Rutherford discover in his experiment?

Back

nucleus

Front

Who discovered the electron?

Back

Thomson

Front

In which model are atoms imagined as tiny balls? Options: Dalton, Thomson, Rutherford, Bohr

Back

Dalton

Front

Who proposed a model with electrons moving in specific layers? Options: Dalton, Rutherford, Bohr, Thomson

Back

Bohr

Front

What does atom mean?

Back

indivisible

Front

Rutherford's "gold-foil" experiment using alpha particle scattering concluded that

Back

most of the atom is empty