Question

chemical similarity between Be and Al is due to
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Answer 1

Answer:

Diagonal Relationship

Explanation:

Diagonal Relationship is found in the periodic table where two elements of different period and group tend to have similar chemical properties

It is found pairs of Li&Mg Be&Al

Answer 2

Beryllium shows resemblance with its diagonally opposite element aluminium

points of similarity are:-

these two elements have same electronegativity and the the polarising power I.e charge radius ratio of their ions are very similar

Becl2and Alcl3 have chlorine bridged structures in the vapor phase