Chemistry, 29.07.2020 14:01, Tcutety

The electron. configuration of an element is 1s2 2s2 2p1 . How many valence electrons does the element have? Options are: 1, 2, 3, or 4 (For some reason isn't allowing me to view the answer of a similar question, so I am trying to ask the question myself).

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The electron. configuration of an element is 1s2 2s2 2p1 . How many valence electrons does the eleme...

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