2.1 Theories About The Atom Through Time (GCSE Chemistry)

The following is a GCSE Chemistry test covering '2.1 Theories About The Atom Through Time'

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What did the plum pudding model view an atom as?

What theoretical particle did James Chadwick discover?

What discovery caused scientists to discard Dalton`s model?

A key concept from Dalton’s atomic theory is:

What did Ernest Rutherford conclude about the atom?

What happened to most of the alpha particles in Rutherford’s experiment?

Why were Dalton’s atomic ideas proven incorrect over time?

What was the name of the model introduced by JJ Thomson?

Who first proposed the idea of atoms as indivisible?

Why did early atomic concepts change significantly over time?

Who performed the famous gold foil experiment?

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