When Rutherford Found That Some of the Alpha Particles Fired

question 14

Multiple Choice

When Rutherford found that some of the alpha particles fired at the gold foil were widely deflected, he concluded that

• A)gold was an element, not a compound as previously believed.
• B)atoms are solid, with spaces between them.
• C)atoms are electrically neutral.
• D)the positive charge in an atom is concentrated in a tiny nucleus.

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