Question

Why beryllium does not exihibit the coordination number more than four?

Answer 1

Answer:

Explanation:

Beryllium has no vacant d orbital,so it can't extend its coordination number beyond 4.Hope you understood.

Answer 2

$\Large{\textsf{\pink{\underline{ANSWER}}}}$

★ Beryllium does not exhibit coordination number more than four as it has four orbitals in the valence shell.

★The other members of this group has coordination number 6 due to the presence of d orbitals.