{:(1.,"Dalton",(a),"Hydrogen atom model"),(2.,"Thomson",(b),"Planetary – InterviewSolution

InterviewSolution

1.	{:(1.,"Dalton",(a),"Hydrogen atom model"),(2.,"Thomson",(b),"Planetary model"),(3.,"Rutherford",(c ),"First atomic theory"),(4.,"Neils Bohr",(d),"Plum pundding model"),(,,(e ),"Discovery of neutrons"):}
Answer» Answer :1-(C ), 2-(d), 3-(b), 4-(a)

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