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0 votes
10.9k views
in Chemistry by (29.3k points)

The set of elements that differ in mutual relationship from those of the other sets is :

(1) Li – Mg 

(2) B – Si 

(3) Be – Al 

(4) Li – Na

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1 Answer

+1 vote
by (30.3k points)

(4) Li – Na

Li–Mg, B–Si, Be–Al show diagonal relationship but Li and Na do not show diagonal relationship as both belongs to same group and not placed diagonally.

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