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An atom has three shells with 3 electrons in the last shell. This atom could be..... O B O Al O Ga O Si
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18 votes
An atom has three shells with 3 electrons in the last shell. This atom could be.....

O B
O Al
O Ga
O Si

User Kamwysoc
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1 Answer

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Since the total amount of valence electrons is 3, it is in group 13 in the periodic table..therefore, it is specified as Boron.✅
User Callmekatootie
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