{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2023-08-09T06:43:42.383Z","dateModified":"2023-08-09T06:43:42.383Z","typicalAgeRange":"11-18","educationalLevel":"","assesses":"Chemistry - Alcohols, Phenols and Ethers","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"Alcohols, Phenols and Ethers"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Chemistry"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":""}],"name":"Quiz about Alcohols, Phenols and Ethers","about":{"@type":"Thing","name":"Chemistry - Alcohols, Phenols and Ethers"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About Alcohols, Phenols and Ethers","text":"The acidic hydrolysis of ether (X) shown below is fastest when:}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"\"\""},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

One phenyl group is replaced by a methyl group

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":1,"encodingFormat":"text/markdown","text":"

One phenyl group is replaced by a para-methoxyphenyl group

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

Two phenyl groups a replaced by two para-methoxyphenyl groups

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

No structure change is made to X

","comment":{"@type":"Comment","text":"\"\""}}],"acceptedAnswer":{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

Two phenyl groups a replaced by two para-methoxyphenyl groups

","comment":{"@type":"Comment","text":"\"\""},"answerExplanation":{"@type":"comment","text":"Two phenyl groups are replaced by two para-methoxyphenyl groups. The acid hydrolysis reaction takes place through SN1 reaction, and para-methoxyphenyl groups help in the reactivity of SN1. The carbocation intermediate is highly stable because of the electron density."}}}]}

The acidic hydrolysis of ether (X) shown below is fastest when:

The Correct Option is C

Solution and Explanation