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  4. The reason why beryllium differs from rest of the members of its family (Group-IIA)

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Q. The reason why beryllium differs from rest of the members of its family (Group-IIA)

NTA AbhyasNTA Abhyas 2020The s-Block Elements

Solution:

$\left(\right.i\left.\right)$ Small atomic size.

$\left(\right.ii\left.\right)$ High electronegativity

$\left(\right.iii\left.\right)$ Absence of d orbitals