Chemistry · Nuclear Chemistry
Consider the following radioactive decay processes: I. 92U → 90Th (by α-decay) II. 90Th → 88Ra (by α-decay) In which case do the parent and daughter elements belong to the same group of the periodic table?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Neither I nor II
- 2In both I and II
- 3In II
- 4In I✓
Correct answer
In I
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