The existence of electrons in atoms of all elements was demonstrated by
A. Millikan's oil drop experiment.
B. Rutherford's gold foil experiment.
C. Thomson's cathode ray tube experiment.
D. None of the above.
Answer:C
The existence of electrons in atoms of all elements was demonstrated by
A. Millikan's oil drop experiment. B. Rutherford's gold foil experiment. C. Thomson's cathode ray tube experiment. D. None of the above.