Question

Which elements are designated as the alkaline-

earth metals?
How do their characteristic properties compare
with those of the alkali metals?

Answer 1

The alkali metals exhibit many of the physical properties common to metals, although their densities are lower than those of other metals. Alkali metals have one electron in their outer shell, which is loosely bound. ... Alkali metals have low electronegativities. They react readily with nonmetals, particularly halogens.

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