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Kazeer [188]
3 years ago
11

How does knowing the number of valence electrons in one of the alien elements help to identify it? Explain how a periodic table

is used to accomplish this task.
Biology
2 answers:
andre [41]3 years ago
7 0
I would help but I suck at this sorry
torisob [31]3 years ago
6 0
To know the valance electrons in of the alien element we should watch the outermost electron of the element.. the outermost electron will be the valance electron
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