{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2025-04-25T08:54:55.499Z","dateModified":"2026-01-15T09:36:32.301Z","typicalAgeRange":"11-18","educationalLevel":"JEECUP","assesses":"Chemistry - Atomic Structure","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"Atomic Structure"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Chemistry"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":"JEECUP"}],"name":"Quiz about Atomic Structure","about":{"@type":"Thing","name":"Chemistry - Atomic Structure"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About Atomic Structure","text":"The number of neutrons in $$^{238}U$$ is}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"To calculate the number of neutrons in an isotope, subtract the atomic number from the mass number."},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

146

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

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

330

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

238

","comment":{"@type":"Comment","text":"\"\""}}],"acceptedAnswer":{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

146

","comment":{"@type":"Comment","text":"To calculate the number of neutrons in an isotope, subtract the atomic number from the mass number."},"answerExplanation":{"@type":"comment","text":"The neutron count in an isotope is determined by:\n\\[\n\\text{Neutrons} = \\text{Mass number} - \\text{Atomic number}\n\\]\nFor \$^{238}U\$, with an atomic number of 92:\n\\[\n\\text{Neutrons} = 238 - 92 = 146\n\\]\nTherefore, the answer is 146."}}}]}

The number of neutrons in \(^{238}U\) is

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The Correct Option is A

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