Question text
37 Alpha particles are directed at a thin gold foil. Only a very small proportion of the alpha particles are deflected through very large angles. Which fact about the nuclei of the gold atoms is not a conclusion of this experiment? A They are surrounded by mostly empty space. B They are very small. C They contain most of the mass of the atom. D They contain protons and neutrons.
37 Alpha particles are directed at a thin gold foil.
Only a very small proportion of the alpha particles are deflected through very large angles.
Which fact about the nuclei of the gold atoms is not a conclusion of this experiment?
A They are surrounded by mostly empty space.
B They are very small.
C They contain most of the mass of the atom.
D They contain protons and neutrons.
Select your answer: