asked 68.4k views
4 votes
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

asked
User Selan
by
7.4k points

2 Answers

4 votes

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

answered
User Edgar H
by
8.0k points
1 vote
B.) Magnesium ..........
answered
User Waruyama
by
8.3k points
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