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Question

Give two examples of each of the following: Bivalent element.


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Solution

The elements which have a valency of 2 are called Bivalent elements.

Example:

  • Magnesium (Mg); electronic configuration = 2,8,2 ; Valency = 2
  • Calcium (Ca); electronic configuration = 2,8,8,2 ; Valency = 2
  • Sulphur (S); electronic configuration = 2,8,6 ; Valency = 2

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