what were the features of atomic phenomena that were not explained by the newtonian mechanics - Physics - Physical World

Question

what were the features of atomic phenomena that were not explained
by the newtonian mechanics??

Rizwan Ansari · Accepted Answer

Dear student, Newtonian classical mechanics failed to explain -
black body radiation, compton scattering, photoelectric effect and
hydrogen atom etc Which was further explained by quantum mechanics
Regards

what were the features of atomic phenomena that were not explained by the newtonian mechanics??