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If an atom has five valence electrons how many electrons does it need to gain to achieve a stable electron configuration
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If an atom has five valence electrons how many electrons does it need to gain to achieve a stable electron configuration

User Vahndi
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5 votes

The correct answer is 3.

User Barry Jordan
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If an atom has 5 valence electrons (such as phosphorous), it would want to add 3 electrons to complete the octet (8 electrons). 
User Studioromeo
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