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In 1911, the physical Ernest Rutherford discovered that atoms have a tiny , dense nucleus by shooting positively charged particles at a very thin gold foil. A key physical property which led Rutherford to use gold was that it was (A) electrically conducting (B) highly malleable (C) shiny (D) non-reactive |
Answer» Correct option (B) highly malleable Explanation: Very thin foil can be made only of highly malleable material. |
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