valency of an element calcium
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The valency of calcium is +2 .The atomic number of calcium is 20 so its electronic configuration will be 2,8,8,2. It will have 2 valency electrons. Therefore the valency of calcium is +2 as it can lose 2 electrons and complete its octet.
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The valency of an element calcium is 2. At the last shell there left only two electrons.....
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