Talk:C4H2

Chemicals Low‑importance

	This article is within the scope of WikiProject Chemicals, a daughter project of WikiProject Chemistry, which aims to improve Wikipedia's coverage of chemicals. To participate, help improve this article or visit the project page for details on the project.ChemicalsWikipedia:WikiProject ChemicalsTemplate:WikiProject Chemicalschemicals articles
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Lists Low‑importance

	This article is within the scope of WikiProject Lists, an attempt to structure and organize all list pages on Wikipedia. If you wish to help, please visit the project page, where you can join the project and/or contribute to the discussion.ListsWikipedia:WikiProject ListsTemplate:WikiProject ListsList articles
Low	This article has been rated as Low-importance on the project's importance scale.

Indexes

This alphabetical index of Wikipedia articles falls within the scope of the WikiProject Indexes. This is a collaborative effort to create, maintain, and improve alphabetical indexes on Wikipedia.IndexesWikipedia:WikiProject IndexesTemplate:WikiProject IndexesIndexes articles