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Question: Answered & Verified by Expert
In the radioactive disintegration series ${ }_{90}^{232} \mathrm{Th} \longrightarrow{ }_{82}^{208} \mathrm{~Pb}$, involving $\alpha$ and $\beta$ decay, the total number of $\alpha$ and $\beta$ particles emitted are
ChemistryChemical KineticsKVPYKVPY 2016 (SB/SX)
Options:
  • A $6 \alpha$ and $6 \beta$
  • B $6 \alpha$ and $4 \beta$
  • C $6 \alpha$ and $5 \beta$
  • D $5 \alpha$ and $6 \beta$
Solution:
2794 Upvotes Verified Answer
The correct answer is: $6 \alpha$ and $4 \beta$
no. of $\alpha$-particle $=\frac{232-208}{4}=6$
no. of $\beta$-particle $=4$

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