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Unknown element x has four energy levels, five valence electrons, and is a metalloid. What is element x?.
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Unknown element x has four energy levels, five valence electrons, and is a metalloid. What is element x?.

User Tom Offermann
by
8.0k points

1 Answer

4 votes

Answer:

I think the answer is Silicon.

Step-by-step explanation:

Hope this helps.

User Kief
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