thorium
A chemical element (symbol Th) with atomic number 90. A weakly radioactive, malleable, moderately hard silvery metal that tarnishes black when exposed to air.
Pronounced as (IPA)
/ˈθɔːɹiəm/
Etymology
From Thor + -ium.
thorium
torio
Thorium
thorium
torio
tório
θόριο
tori
ثوريوم
thorium
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