Question

Explain how the atomic theory was modified from Dalton’s theory to Rutherford’s.

Answer 1

dalton explain that an atom is made up of a positive charge sphere and negetively charge. electron so atom is neutral but rutherford say that atom is made up of positive nucleus and negetive electron.

Answer 2

Dalton said that smallest particle of matter are atoms but it is not true because the atom was divided into electron , proton , neutron . Dalton's atomic theory provided an explanation for the law of conservation of mass and the law of definite proportions. But Rutherford state that an atom consist of neutron and proton at the centre and electron are revolving around them in shells.