How many electrons should a Ca atom lose to satisfy the octet rule?

Name: How many electrons should a Ca atom lose to satisfy the octet rule?
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Question

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Calcium (Ca) is in group 2 of the periodic table, meaning it has two electrons in its outermost shell. To satisfy the octet rule and achieve a stable electron configuration similar to the nearest noble gas (argon, in this case), it needs to lose these two electrons.

How Many Electrons Should a Ca Atom Lose to Satisfy