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This element has two electrons in its outer orbit, and it belongs to the third period.

This element has two electrons in its outer orbit, and it belongs to the third period.
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This element has two electrons in its outer orbit, and it belongs to the third period.

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User Nathan Hurst
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1 Answer

4 votes

Answer:

3 rd period 2 electrons mean it should be Calcium

Step-by-step explanation:

answered
User Donnie H
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