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An electrically neutral atom has the following electron configuration 1s22s22p63s2. what is the name of this atom?

a. oxygen
b. magnesium
c. sodium
d. aluminum

User Selan
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2 Answers

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the sodium electron configuration will be 1s2 2s2 2p6 3s1 so it's not that one

User Edgar H
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1 vote
B.) Magnesium ..........
User Waruyama
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