Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
${ }_{92}^{238} \mathrm{U}$ emits $8 \alpha$-particles and $6 \beta$-particles. The neutron/proton ratio in the product nucleus is
ChemistryStructure of AtomAIIMSAIIMS 2005
Options:
  • A $60 / 41$
  • B $61 / 40$
  • C $62 / 41$
  • D $61 / 42$.
Solution:
2840 Upvotes Verified Answer
The correct answer is: $62 / 41$
${ }_{92} \mathrm{U}^{238} \stackrel{-8 \alpha}{-6 \beta}{ }_{82} X^{206}$
Number of protons $=82$
Number of neutrons $=124$
Neutron/proton ratio in the product nucleus $=\frac{124}{82}=\frac{62}{41}$

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.