superbritt44 superbritt44
  • 29-06-2017
  • Physics
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Why did alpha particles bounce back

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lilyfox569
lilyfox569 lilyfox569
  • 29-06-2017
There it is written that doubly charged helium particles {alpha particles} were projected onto very thin gold foil. Most of the alpha particles passed straight through, but some of the alpha particles bounced back because positive particles {protons} in the nucleus repelled them.
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