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Promezziu

Lu promèzziu è n'elimentu chìmicu. L`àtomu di promezziu si cumponi di 61 protoni e 84 neutroni. Lu sìmmulu chìmicu è Pm.

La tàvula piriòdica di l'elimenti









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Prometium AF ፕሮሜቲየም AM प्रोमीथियम ANP بروميثيوم Arabic پروميثيوم ARY بروميثيوم ARZ Prometiu AST Prometium AZ Прометий BA Prométhium BAN

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