Atomic Theory Development

Front

Who was the first person to come up with the idea of the atom?

Back

Democritus

Front

Who's incorrect view of matter was predominate for over 2000 years?

Back

Aristotle

Front

Who created the solid sphere model of the atom?

Back

Dalton

Front

Who created the plum pudding model of the atom?

Back

Thomson and the plums were electrons

Front

The cathode-ray tube was used to discover the ____ by ____.

Back

Electron by Thomson

Front

Which type of radiation was used in Rutherford's gold foil experiment?

Back

alpha

Front

Why did most of the radiation pass through the gold foil in the experiment?

Back

Nucleus is small and most of atom is empty space.

Front

Moseley used X-rays to determine the number of which subatomic particle in the atoms of each element?

Back

Protons

Front

Who ran the gold-foil experiment?

Back

Rutherford

Front

This is an example of which model of the atom?
Options: Rutherford's Model, Plum Pudding Model, Atomic Model, Bohr's Model

Back

Plum Pudding Model