🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsSvenskaTiếng Việtالعربيةفارسی한국어中文日本語EntityQ905231· pop 18· linked from 327 articlesring straininstability in molecules with bonds at unnatural anglesAvailable in 17 languagesEspañolFrançaisDeutsch中文日本語ItalianoالعربيةCatalanCzechFinnishNederlandsConnectionsconformational isomerismEntitycyclobutaneEntityCategoriesChemical bondingPhysical organic chemistry