There are not just four, there are six.
Beryllium
Magnesium
Calcium
Strontium
Barium
Radium
Alkaline metals and alkaline earth metals form their oxides when burnt. These oxides are base.
Beryllium ( Be)
Group 2 elements in the periodic table are the alkaline earth metals.
alkali metals
The alkaline earth metals are metals!
No. The alkali and alkaline earth metals are very reactive.
Radium is the radioactive metal among alkaline earth metals.
Alkaline earth metals have two valence electrons, while alkali metals have one valence electron. Alkaline earth metals are harder and have higher melting points compared to alkali metals. Additionally, alkaline earth metals are less reactive than alkali metals.
Radium is in the alkaline earth metals.
Alkaline earth metals have 2 valence electrons.
Alkaline Earth Metals
no