Nuclei - Result Question 6

6. The nuclei of which one of the following pairs of nuclei are isotones?

[2005]

(a) 34Se74,31Ga71

(b) 38Sr84,38Sr86

(c) 42Mo92,40Zr92

(d) 20Ca40,16S32

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Answer:

Correct Answer: 6. (a)

Solution:

  1. (a) Isotones means equal number of neutrons i.e., (AZ)=7434=7131=40.


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