{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2026-07-03T07:17:40.814Z","dateModified":"2026-07-03T07:17:40.814Z","typicalAgeRange":"11-18","educationalLevel":"CPET","assesses":"Chemistry - Chemistry in Everyday Life","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"Chemistry in Everyday Life"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Chemistry"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":"CPET"}],"name":"Quiz about Chemistry in Everyday Life","about":{"@type":"Thing","name":"Chemistry - Chemistry in Everyday Life"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About Chemistry in Everyday Life","text":"What is the IUPAC name of ibuprofen?}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"Ibuprofen is a substituted propanoic acid, not an anhydride."},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

2-(4-isobutylphenyl)propanoic acid

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2-(4-isobutylphenyl)propanoic anhydride

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3-(4-isobutylphenyl)propanoic acid

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3-(4-isobutylphenyl)propanoic anhydride

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2-(4-isobutylphenyl)propanoic acid

","comment":{"@type":"Comment","text":"Ibuprofen is a substituted propanoic acid, not an anhydride."},"answerExplanation":{"@type":"comment","text":"Building from the skeleton: aryl group replaces one H on C2 of propanoic acid (next to COOH). Ring carries isobutyl at para (4) position. Combined: 2-(4-isobutylphenyl)propanoic acid.\\[\\boxed{(A)}\\]"}}}]}

What is the IUPAC name of ibuprofen?

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