Question

An element Y having M shell has 3 valence electrons. What is the position of Y in Modern Periodic Table?

Answer 1

Answer:

Electronic configuration of the element with 3 shells and 3 valence electrons is 2,8,3.

So, they have 3rd orbit as valence shell and they have 3 electrons in the valence shell, so they belong to 3rd group.

Explanation:

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