Raduim.....:p
The heaviest alkaline-earth metal is radium. Radium is a highly radioactive element and is the heaviest and most unstable of the alkaline-earth metals.
Barium is the second heaviest alkaline earth metal, following radium in terms of atomic weight.
No, aluminum is not an alkaline earth metal. Aluminum is a post-transition metal, not an alkaline earth metal. Alkaline earth metals include elements like calcium, magnesium, and barium.
Calcium is considered an alkaline earth metal.
Group 2 (alkaline earth metals): lithium, sodium, potassium, caesium, rubidium, francium.
The heaviest alkaline-earth metal is radium. Radium is a highly radioactive element and is the heaviest and most unstable of the alkaline-earth metals.
The lightest alkaline earth metal is Beryllium(Be) having atomic mass 9.012 dalton. The heaviest element in this family is radium.
Barium is the second heaviest alkaline earth metal, following radium in terms of atomic weight.
No, aluminum is not an alkaline earth metal. Aluminum is a post-transition metal, not an alkaline earth metal. Alkaline earth metals include elements like calcium, magnesium, and barium.
It is an alkaline earth metal.
It is not an alkaline earth metal it is a noble gas
It is not an alkaline earth metal it is a noble gas
It is an alkaline earth element
Calcium is considered an alkaline earth metal.
MH2, M= alkaline earth metal.
It is not a alkaline metal.It is a alkaline earth metal.
Beryllium is an alkaline earth metal.