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Alkali metals (group 1 elements) have one valence electron. Hence have one ionization energy

Alkaline earth metals (group 2 elements) have two valence electron. Hence have two ionization energy

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Alkali metals are group 1 elements with 1 valence electrons. Alkaline earth metals are group 2 elements with 2 valence electrons.

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Q: Alkali metal and alkaline earth metal have how many ionization energies?
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Related questions

Is the ionization energy of alkali metals larger or smaller than the alkaline earth metals in the same period?

It is about first ionization energy. It is less than alkaline earth metals.


Why do the alkali metal have lower ionization energies than the alkaline earth metals?

Alkali gases only have 1 electron needing to be removed to reach a stable noble gas configuration. Alkaline earths have two electrons. Alkali metals thus have the lower ionization energy of the two groups.


Why do alkali metals have lower ionization energies than the alkali earth metals?

Alkali gases only have 1 electron needing to be removed to reach a stable noble gas configuration. Alkaline earths have two electrons. Alkali metals thus have the lower ionization energy of the two groups.


First ionisation energies of alkaline earth metals are higher than those of alkali metals?

Yes, they are.


Why ionization energies of alkaline earth metals decrease from Be to Ba?

as we know that there are 7 periods and 18 groups ,as we go down a group the size of the atom decreases therefore there is a decrease in ionization energy for


Are alkali and alkaline earth metals are not reactive?

No. The alkali and alkaline earth metals are very reactive.


Is beryllium alkali metal or alkaline earth metal?

It is an alkaline earth element


Why are earth alkali metals called earth alkali metals?

Alkali earth metals are named after their oxides, alkaline earth.


Is Strontium Sr Alkali Alkaline-earth or transition?

Sr is in group 2. It is an alkaline earth metal.


Is magnesium and alkali metal?

It is not a alkaline metal.It is a alkaline earth metal.


Do alkali metals react slower or faster than alkaline earth metals?

Alkali metals are more reactive than alkaline earth metals.


Why the melting point boiling point and densities of alkaline earth metals are higher than alkali earth metals?

Alkaline earth metals do not exist , only alkali earth metals