Atoms And Nuclei Question 221
Question: In the nuclear reaction $ _{85}X^{297}\to Y+4\alpha ,\ Y $ is [Bihar MEE 1995]
Options:
A) $ _{76}Y^{287} $
B) $ _{77}Y^{285} $
C) $ _{77}Y^{281} $
D) $ _{77}Y^{289} $
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Answer:
Correct Answer: C
Solution:
$ _{85}X^{297}\to _{77}Y^{281}+4( _{2}He^{4} ) $