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Chemistry
Valery Obrien
14 June, 18:37
What is the valence electron of manganese?
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Edward Briggs
14 June, 20:36
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25th electron
Explanation:
the last electron is the valence electron. Assuming it has equal numbers of protons and electrons, then the 25th electron is the valence.
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Jerry Weaver
14 June, 22:17
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Answer: [Ar] 3d5 4s2
Explanation:
Manganese is a transition metal, meaning that it can have more than one valence state. Its electron configuration is [Ar] 3d5 4s2. The two electrons in the 4s orbital are obvious valence electrons, so a valence state of 2 + is possible.
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