Memory The atom & periodic table Version en ligne Match the pairs! par Nikita Fitzpatrick William Crookes used this to help to discover cathode rays A image taken in the same region of light as the Paschen series George Stoney gave this a name..... The spectrum gained when light is absorbed Thomson used this device to determine that cathode rays have a - charge The spectrum gained when light is emitted through electron movement down levels This experiment helped to discover the mass to charge of an electron Put forward a theory for the atom based on the element hydrogen
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