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This webpage contains a copied text from the hydrogen chalcogenide source page.
 | Text and/or other creative content from this version of Hydrogen chalcogenide was copied or moved into Polysulfane with this edit on 20. July 2023. The former page's history now serves to provide attribution for that content in the latter page, and it must not be deleted as long as the latter page exists. |
Bernardirfan (talk) 19:58, 20 July 2023 (UTC)