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Which copper(II) halide is unknown because Cu2+ oxidises the anion?
ACopper(II) fluoride
BCopper(II) bromide
CCopper(II) iodide
DCopper(II) chloride
Answer & Solution
Correct answer: C. Copper(II) iodide
Cu2+ oxidises iodide to iodine and becomes Cu2I2, so CuI2 cannot be made.
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