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I believe 4s2 is the distinguishing (last) electron

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Wiki User

15y ago
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Wiki User

9y ago

Scandium is a non metal element. There are 21 electrons in a single atom.

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AnswerBot

4mo ago

The element scandium (Sc) has 21 electrons.

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Wiki User

11y ago

Scandium has 2 valence electrons.

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Wiki User

11y ago

+s

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Wiki User

12y ago

16

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Q: How many electrons does the element SC have?
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