Answer:
The group two on the left side of periodic table have alkaline earth metals.
Explanation:
The group two elements are called alkaline earth metals. All elements have two valance electrons. This family include,
Beryllium
Magnesium
Calcium
Strontium
Barium
Radium
All of these combine with halogen atoms and formed salt.
These are shiny.
They have low densities.
These metals react with oxygen and form oxides.
Except strontium and magnesium all alkaline earth metals have one radioactive isotope.
All are these elements have low melting and boiling points.
