Question

Please answer the above question with explanation

Answer 1

Explanation:

Isotone of sodium(Na11,23) is magnesium (Mg12,24).

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Answer 2

Answer:

Isotone are those atoms which has same no of neutrons

So in the case Na

no of neutrons are = 23-11 ( atomic mass - no of electrons )

= 12

So the Magnesium is the correct ans because it has also same no of neutrons

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