How many valence electrons does copper contain?

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asked Feb 20, 2017 134k views

5 votes

How many valence electrons does copper contain?

Chemistry
high-school

Yuriy Faktorovich asked

by Yuriy Faktorovich

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1 Answer

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Copper has 29 electrons, and its electron configuration is:
1s2 2s2 2p6 3s2 3p6 3d10 4s1.

Therefore, copper has 1 valence electron.

Hope this helps~

Kevin Welker answered Feb 24, 2017

by Kevin Welker

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