- It does not explain why atoms of different elements differ in their masses, valencies, etc.
- It does not explain the existence of isotopes and isobars.
- It does not explain the reason for difference in atoms of different elements.
- Discovery of electron, proton, and neutron discarded the individual nature of atom proposed by Dalton.
- It does not explain the existence of isotopes and isobars.
- It does not explain the reason for difference in atoms of different elements.
- Discovery of electron, proton, and neutron discarded the individual nature of atom proposed by Dalton.
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