Basic chemistry: family of halogens
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Shows the similarity and graduation of properties of the halogens and explains both the similarities and differences in degree on the basis of atomic structure. Looks at the properties of other families of elements in the Periodic Table. Suitable for upper secondary level.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
Original permalink · Record added 2026-01-23 03:17:25