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Alle Kurse
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Primarstufe
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Nichtmetalle
Halogene
Elemente
Animated navigation
High contrast mode
Animated navigation
High contrast mode
Halogene
Select activity Fluor
Fluor
Completion
Students must
Receive a grade
Select activity Chlor
Chlor
Completion
Students must
Receive a grade
Select activity Brom
Brom
Completion
Students must
Receive a grade
Select activity Iod
Iod
Completion
Students must
Receive a grade
