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How does the existence of isotopes contradict Dalton atomic theory ??? |
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Answer» I hope it will HELP youExplanation:Isotopes are the DIFFERENT forms of an element which has same NUMBER of electron and proton but different number of neutron hence it differs in mass. ... It contradicts the Dalton's theory as the theory stated that , all ATOMS of a given element are IDENTICAL in mass and properties. |
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