Question

 The valency of an element having the electronic configuration 2, 8, 8, 2 will be​

Answer 1

Answer:

The valency of it is +2. ... Be because they both have same number of valence electron in their outermost orbit.

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Answer 2

Answer:

$\Large{\boxed{\red{2}}}$

Explanation:

The valency of the element is decided by the number of valence electrons. Here the number of valence electrons is 2. Therefore the valency is 2.