The separation of isotopes is relatively easy for light elements as hydrogen, lithium, nitrogen etc. For elements with higher atomic weight and a small difference between the atomic masses of the isotopes the process is long and expensive. The insignificant differences between these isotopes doesn't facilitate the separation.
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29 protons
No isotope of copper ordinarily found in nature is radioactive. Like all elements, synthetic radioactive isotopes of copper exist.
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No. Copper and oxygen are two separate elements.
copper has 2 stable isotopes
Copper has natural isotopes of 63,67. And other isotopes are known at least from 58 through 70. But these are unstable.
The natural isotopes of copper are: Cu-63 and Cu-65.
Magnesium burns very easily indeed and is self sustaining once it is burning. Copper is extremely difficult to burn and requires very high temperatures.
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Because copper has isotopes. All Copper atoms have exactly the same number of protons, but not all of them have the same number of neutrons. The ones with different numbers of neutrons are known as isotopes. A given sample of Copper will contain various amounts of each of its isotopes. The atomic mass (weight) is an average weight, based on the percentages of the isotopes
The isotopes of copper have the relative atomic masses of 63 and 65 and these are approximations. The exact values contain decimal figures.
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26 protons
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29 protons
Copper has the natural isotopes Cu-63 and Cu-65.