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Explain the postulates of Rutherford model of atom?

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Explain the postulates of Rutherford model of atom?

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  • An atom has a center called nucleus 
  • Compared to the size of an atom the size of the nucleus is very small 
  • All the positively charged particles and most of the mass are concentrated in the nucleus of atoms.
  • Negatively charged electrons revolve around the nucleus in circular path. 
  • This atom model is known as planetary model of atom because sun at the center is compared to the nucleus planets revolving around the sun is compared to electrons.
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