Chemistry, 28.11.2021 14:00, lefthandeddolan

Which of the following observations indicates that atoms of all elements contain small, negatively charged particles? A) Alpha particles are repelled by cathode rays of elements

B) Cathode rays are deflected towards a positively charged rod

C) a particulat frequency of light is produced by a gas in an excited state

D) certain areas of the atom called orbitals contain all the charged particles

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Which of the following observations indicates that atoms of all elements contain small, negatively c...