Autores
Created byCALEB SMITH
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Eventos
Conception of the atomJohn DaltonJJ ThomsonErnest RutherfordNiels BohrPeter HiggsDiscovery of x-raysRadiation is used as a termRadiation detectorOtto HahnGlenn SeaborgFirst atomic Bomb is testedFive more bombs detonated in NevadaRadon is listed as human carcinogenFour element theoryJoseph BlackFirst List of elementsNoble GasesThe Periodic law
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