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Which observations in scatteing experime...

Which observations in scatteing experiment led Rutherford to make the following conclusions:
(i) Most of the space in an atom is empty , (ii) Whole mass of an atom is present in its center.
(iii) Nucleus is postively charged.

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DINESH PUBLICATION-STRUCTURE OF ATOM -Long Answer Question
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  18. What are the postulates of Bohr's model of an atom?

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