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  • Compare the radii of two species X and Y. Give reasons for your answer. (a) X has 12 protons and 12 electrons (b) Y has 12 protons and 10 electrons

Compare the radii of two species X and Y. Give reasons for your answer.
(a) X has 12 protons and 12 electrons
(b) Y has 12 protons and 10 electrons

Answers (1)

Species X: 
K          L          M
2          8          2

Which has three shells.
Species Y: 
K          L         
2          8         

Which has two shells.
Since element X has 3 shells and Y has only 2 shells, we can make a conclusion the element X has larger radius compared to Y.

 

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infoexpert27

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