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 English |
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|---|---|---|
| Periodensystem {n} der Elemente /PSE/ [chem.] | Periodic Table of the Elements | |
| Hauptgruppe {f} | main group; principal group | |
| Nebengruppe {f} | subgroup; side group; auxiliary group; secondary group | |
| Nebengruppenelement {n} | subgroup element; auxiliary group element |