Question

Electronic configauration of magnesium is 2,8,2. What is the valency of magnesium

Answer 1

Answer:

Magnesium, Electron configuration Ne 3s2

magnesium is 12 and it's electronic configuration is 2,8,2. Valency is number of electrons gain or loss to achieve noble gas configuration I.e. fully filled octet. Since magnesium has 2 electrons in it's outermost shell, hence it's valency is 2

Answer 2

Explanation:

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