it has 2
alkali metals have 1 electron in there outer valence shell. I remember that alkali and alkaline go with columns 1 & 2 of the periodic table alphabetically. Alkali then alkaline. Alkali metals have 1 valence electron. Alkaline metals have 2 valence electrons.
Lithium and Sodium both have 2 valence electrons.
alkaline earth metals (group 2 elements) have two valence electrons
2 is the standard number of valence electrons
You mean valence electron? 2 If your talking about Bohr Diagrams then it depends on the metal
Alkaline earths have 2 valence electrons.
The alkaline earth metals are those in the same group as calcium; they have two valence electrons.
The alkaline earth metals are those in the same group as calcium; they have two valence electrons.
Alkaline earth metals have 2 valence electrons.
The alkali earth elements have TWO valence electrons.
2
Beryllium is the alkaline earth metal that has 2 valence electrons.
Alkaline earth metals are group 2 elements and have 2 valence electrons.
alkali metals have 1 electron in there outer valence shell. I remember that alkali and alkaline go with columns 1 & 2 of the periodic table alphabetically. Alkali then alkaline. Alkali metals have 1 valence electron. Alkaline metals have 2 valence electrons.
Magnesium and the rest of the alkaline earth metals have two valence electrons.
Alkaline earth metals are group 2 elements and have 2 valence electrons.
Lithium and Sodium both have 2 valence electrons.