The compounds of alkaline earth metals have the following magnetic nature:

Compare the properties of beryllium with other alkaline earth metal elements.

Correct order of density in $IIA$ group is

Give the preparation,properties,and uses of calcium oxide or quick lime $(CaO)$.

$A$ chemistry student wants to identify the metal ion in a salt. They make a paste of the salt with concentrated $HCl$ on a clean platinum wire loop. If they take a small amount of this paste and place it in a non-luminous flame,it produces a green flame. Which metal is present?

Identify the correct statement from the following.