Quantum mechanics question regarding jam.

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SUMMARY

The relationship between the mass number of two atoms and their atomic radius ratio is minimal, as the mass number has little effect on atomic radii. The primary determinant of atomic radius is the number of electrons surrounding the nucleus. This conclusion emphasizes the significance of electron configuration over mass in defining atomic size.

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What is the relationship between mass no of two atoms and their ratio of atomic radius?
 
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mass no. has little effect on atomic radii. The main determining factor is the number of electrons.

http://en.wikipedia.org/wiki/Atomic_radius

http://en.wikipedia.org/wiki/Atomic_radii_of_the_elements_(data_page )
 
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