🌐EnglishEnglishDeutschItalianoPolskiPortuguêsالعربية中文日本語EntityQ9305600· pop 10· linked from 17 articlesLaporte rulespectroscopic selection ruleAvailable in 10 languagesDeutsch中文日本語PortuguêsItalianoالعربيةNorwegianPolskiUkrainianvia Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntitydigital object identifierEntityCategoriesAbsorption spectroscopyEponymous chemical rules