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 theoretical particle did James Chadwick discover?

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

What discovery caused scientists to discard Dalton`s model?

Why were alpha particles used in Rutherford`s experiment?

Who performed the famous gold foil experiment?

The gold foil experiment indicated the presence of what atomic feature?

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

What features best describe electrons according to Bohr?

What did JJ Thomson discover that led to changing ideas about the atom?

What was a key limitation of Rutherford’s nuclear model?

According to Bohr’s theory, electrons in higher orbits have what feature?

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