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Transition elements form binary compound...

Transition elements form binary compounds with halogens. Which of the following elements will form `MF_(3)` type compounds?

A

`Cr`

B

`Co`

C

`Cu`

D

`Ni`

Text Solution

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The correct Answer is:
A, B
Transition element such as `Cr` and `Co` form binary compounds with halogens, i.e., `CrF_(3)` and `CoF_(3)` whereas Cu and Ni do not form `CuF_(3)` and `NiF_(3)`.
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