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Chemistry, 24.04.2020 06:20 bhebert6057
The electron configuration of an element is 1s2,2s2,2p6,3s2,3p3. How many valence electrons does this element have?
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The electron configuration of an element is 1s2,2s2,2p6,3s2,3p3. How many valence electrons does thi...
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