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Questions  

In the given nuclear reaction, how many α and β particles are emitted X 235 92   Y 207 82 ?

a
3α particles and 2β particle
b
4α particles and 3β particle
c
6α particles and 4β particle
d
7α particles and 4β particle

detailed solution

Correct option is D

nα=A-A'4=235-2074=7 nβ=(2nα-Z+Z')=(2 x 7-92+82)=4

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