Which of the following compounds is expected to be coloured ?

Options

A. `Ag_(2)SO_(4)`
B. `CuF_(2)`
C. `MgF_(2)`
D. CuCl

Explanation

`Ag^(+),Mg^(2+)` and `Cu^(+)` salts are colourless. `Cu^(2+)` salts are blue coloured. As such `CuF_(2)` will be coloured.