Nuclear Physics And Radioactivity Question 241
Question: The nuclei of which one of the following pairs of nuclei are isotones [CBSE PMT 2005]
Options:
A) $ _{34}Se^{74},{, _{31}}Ca^{71} $
B) $ _{42}Mo^{92},{, _{40}}Zr^{92} $
C) $ _{38}Sr^{81},{ _{38}}Sr^{86} $
D) $ _{20}Ca^{40},{, _{16}}S^{32} $
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Answer:
Correct Answer: A
Solution:
These nuclei having different Z and A but equal (A ? Z) are called isotones.
BETA
