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Which one of these is not known?...

Which one of these is not known?

A

`CuCl_(2)`

B

`CuI_(2)`

C

`CuF_(2)`

D

`CuBr_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
All four copper (II) halides are known except cupric iodide `(CUI_(2))` which rapidly decomposes to cuprous iodide, `Cu_(2)I_(2)` and `I_(2)`
`2CuI_(2) rarr Cu_(2)I_(2)+I_(2)`
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