Eric asked in Science & MathematicsChemistry · 8 months ago

How many electrons does copper III lose or gain?

How many electrons does copper III lose or gain to become a copper ion. Is it a caption or an anion? 

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  • 8 months ago

    There is no Cu^3+(aq) ion....

    The few compounds in which copper(III) exists usually involve other metals in insoluble oxides. (https://en.wikipedia.org/wiki/Copper#Copper(III)_a...

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  • 8 months ago

    Copper III is already a cation. An atom of metallic copper loses 3 electrons to become copper III.

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  • Lôn
    Lv 7
    8 months ago

    Cu -----> Cu3+ because it LOSES 3 electrons.

    As the ion is attracted to the cathode (-) it is called a cation (NOT caption)

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