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elena-s [515]
3 years ago
14

How many valence electrons does copper contain?

Chemistry
1 answer:
iren [92.7K]3 years ago
8 0
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~


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