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Roberto Hendrix
Chemistry
3 February, 03:05
What is the valence electron of manganese?
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Hadassah Leblanc
3 February, 03:15
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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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Francesca Shea
3 February, 03:32
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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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