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What is the composition of copper?
Atlanta, GA, United States
Copper is a pure element with atomic number 29. That means an atom of copper has 29 protons in the nucleus and 29 electrons surrounding it. Copper has two stable isotopes63
Cu and 65
Cu containing 34 and 36 neutrons respectively in the nucleus, as well as a number of unstable radioactive ones.
(published on 09/03/09)
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