Chemistry, 26.08.2020 17:01, msitez5993

Rutherford carried out experiments in which a beam of alpha particles was directed at a thin piece of metal foil. From these experiments he concluded that: (a) electrons are massive particles.
(b) the positively charged parts of atoms are moving about with a velocity approaching the speed of light.
(c) the positively charged parts of atoms are extremely small and extremely heavy particles.
(d) the diameter of an electron is approximately equal to that of the nucleus.
(e) electrons travel in circular orbits around the nucleus.

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Rutherford carried out experiments in which a beam of alpha particles was directed at a thin piece o...