Question

wht is diagonal relationship ??​

Answer 1

$\huge\red{\sf Nmste}$

A diagonal relationship is said to exist between certain pairs of diagonally adjacent elements in the second and third periods of the periodic table.

These pairs exhibit similar properties; for example, boron and silicon are both semiconductors, forming halides that are hydrolysed in water and have acidic oxides. Wikipedia

Answer 2

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Refer the attachment.