Three.
Magnesium "MG" is a solid at room temperature.
Plutonium is located in period 7 on the periodic table.
The second element in Period 3 is Magnesium, with an atomic number of 12.
Chlorine belongs to period 3 on the periodic table.
It tells you the number of cations in the outer energy level of the element's atomic mass
12
It has only two.They are zero and +2.
Mg
Magnesium has 25 protons
Silver or Gray.
Magnesium is a metal.It is a solid.
Calcium has a larger atomic radius than magnesium and a smaller atomic radius than potassium. This trend is due to the increase in number of protons and electrons as you move across the period on the periodic table from magnesium to calcium to potassium.
Magnesium is an Alkaline Earth element. It is a metal, and is very reactive.
Magnesium "MG" is a solid at room temperature.
Bariums period number is 6.
mercurys period number is 80
Its period number is 4 and i have no idea what group it's in im still looking for it...