Multiple choice

What did Rutherford conclude about the atom as a result of his Gold Foil experiment?

  1. The atom is composed of mainly empty space.

  2. The atom is a densely packed substance.

  3. Electrons float in a positively charged substance.

  4. Protons are positively charged.
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A Correct answer
Explanation

Because the vast majority of alpha particles passed straight through the gold foil without deflection, Rutherford concluded that the atom consists mostly of empty space, with a tiny, dense, positively charged nucleus at its center.

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