Worksheetsactiniu
Total questions: 6
Worksheet time: 4mins
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WorksheetsCE CULOARE ARE ACTINIUL?
rosu
verde
albastru
mov
ACTINIUL ESTE UN ELEMENT RADIOACTIV
da
nu
actiniul poate vindeca boala
(a)
ESTE ACTINIUL UN ELEMENT RAR?
nu
da
actiniul se poate extrage din:
uran
uraniu
aur
argint
cupru
cine a descoperit Actiniul?
André-Debierne
André-Larielmes Debierne
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