EntityQ5358842· pop 5· linked from 6 articleselement collectingSign in to savehobby of collecting samples of the chemical elementsConnectionsradioactive decayEntityAustraliaCountryhydrogenEntityPeriodic tableConceptaluminiumEntitychemical elementEntitymercuryEntityberylliumEntityphosphorusEntityuraniumEntityfluorineEntityInternational Standard Book NumberEntityiodineEntityarsenicEntitygalliumEntityradiumEntityradonEntitycaesiumEntityscandiumEntitybismuthEntityCategoriesChemical elementsCollecting