What does the following equation illustrate?

Kingsley Thompson August 10, 2025

 What does the following equation illustrate?

23592U→23492Th + 42He
A. artificial radioactivity
B. nuclear fission
C. nuclear fusion
D. radio-decomposition
E. spontaneous disintegration

The correct answer is E. spontaneous disintegration

Explanation: Option five is correct because Uranium undergoes spontaneous disintegration to yield thorium and helium nucleus.
Option one is incorrect because the equation should include a substance like neutron that should initiate the disintegration.
Option two is incorrect because it should involve two light nuclei colliding with each other to form a heavy nucleus with the release of energy.
Option three is incorrect because it should involve a heavy nucleus decomposing to form two light nuclei with the release of energy.
Option four is incorrect and unrelated.
SOURCE: NECO CHEMISTRY 2001 QUESTION 9

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