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O-LevelPhysicsNuclear Physics5054/11 · May/June 2025 · Q381 Mark

During fission, a nucleus of uranium-235 (U-235) absorbs one neutron to produce two daughter nuclei and three neutrons. Krypton-92 (Kr-92) is one of the daughter nuclei and it contains 92 nucleons. How many nucleons does the other daughter nucleus contain?

A92
B141
C144
D327

✓ Correct answer

B: 141

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About this question

Topic
Nuclear Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source
O-Level Physics, May/June 2025 Paper 1 Variant 1, question 38.

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