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Question
Why and how the valancy of calcium is 2 and why not 0 ?
Why and how the valancy of calcium is 2 and why not 0 ?
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Solution
the valency of calcium is 2+. Calcium has 2 electrons in its outermost shell ,its electronic configuration being (2,8,8,2).In order to attain stability it loses 2 electrons to become stable according to the octet rule.
The valency of an element is related to how many electrons are in the outer shell.
The valency of an element is related to how many electrons are in the outer shell.
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