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OpenStudy (anonymous):
Which of the following elements has the fewest valence electrons? beryllium boron carbon lithium
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OpenStudy (anonymous):
hint: look at what group they're from
OpenStudy (anonymous):
lithium is in group 1, so it has one e-, beryllium is in group 2, so 2 e-, etc... I just gave you two, now do the rest and compare them
OpenStudy (anonymous):
And just in case you don't know what a "group" is, it's just a column of elements in the periodic table (vertical line). The first (leftmost) column is group one, and so on, and the right most column is group 8
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