The element that shows a diagonal relationship with beryllium is

ABoron
BCalcium
CMagnesium
DAluminium

Answer: D

Diagonal pairs are Li-Mg, Be-Al and B-Si. Be and Al have similar charge-to-radius ratios and similar electronegativity, so aluminium is the diagonal neighbour of beryllium.

Practice s-Block Elements More on Anomalous behaviour of Li and Be, diagonal relationship

Previous questionNext question

More questions on Anomalous behaviour of Li and Be, diagonal relationship

When lithium burns in excess dry air, the principal oxide formed is NEET level
Which alkali metal combines directly with nitrogen at ordinary temperature to form a nitride? NEET level
Which of the following hydroxides dissolves both in dilute hydrochloric acid and in excess aqueous sodium hydroxide? NEET level
The maximum covalency of beryllium is 4 because NEET level
Which of the following hydrogencarbonates is not known in the solid state? NEET level
Which statement about lithium chloride is correct and distinguishes it from sodium chloride? JEE Main level