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s- Block Elements

How many pair...

Question

How many pairs of elements are there in the periodic table that show diagonal relationship?

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Solution

Dear Student,

Diagonal relationship: It exists between elements present in second and third period having similar properties. Those pair of elements are: Li & Mg, Be & Al and B & Si.
Hence three pairs show diagonal relationship.

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L i

M g

shows diagonal relationship. Reason:

L i

M g

are diagonal to each other in the Periodic table.

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