Describe the properties of alkaline earth metals. based on their electronic arrangement, explain whether they can exist alone in nature.

Alkaline earth metals are found in the second column of the periodic table. they are shiny, silvery-white, and somewhat reactive at normal temperatures and pressure. two of these elements, magnesium and calcium, are essential to all known living organisms. alkaline earth metals lose their two valence electrons to become a +2 ion.

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