Science, asked by amotamartinez25, 8 months ago

How did knowing the number of valence electrons in one of the alien elements help to identify it?

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Answered by pubgqueen

4

All elements in the same group of the periodic table have the same number of valence electrons. This made it possible to compare the valence of the alien elements to the valence of elements from our periodic table, and match the alien elements to the correct group.

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