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Which of the following groups of elements has two valence electrons and is highly reactive? Select one: a. Alkali metals b. Alkaline-earth metals c. Halogens d. Noble gases
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Which of the following groups of elements has two valence electrons and is highly reactive?

Select one:
a. Alkali metals
b. Alkaline-earth metals
c. Halogens
d. Noble gases

User Rob Tillie
by
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1 Answer

4 votes
B, Alkaline earth metals
User Ronn Wilder
by
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