Quantum mechanics question regarding jam.

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homnath
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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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