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Which element would you find in group 2 that has 3 electron shells? calcium strontium magnesium aluminum
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17 votes
Which element would you find in group 2 that has 3 electron shells?

calcium
strontium
magnesium
aluminum

User Evading
by
3.3k points

1 Answer

10 votes

Magnesium

First shell has 2

Second has 8

Third has 2

User Moy
by
3.3k points
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