Quantum redactiones paginae "Chalcogenia (elementa)" differant

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m Uuh → Lv
m r2.7.2) (automaton addit: et:Kalkogeenid
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[[eo:Elemento de grupo 16]]
[[es:Anfígeno]]
[[et:Kalkogeenid]]
[[eu:Anfigeno]]
[[fa:کالکوژن‌]]