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  4. Colour of the solution When KI reacts with Br2 is:

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Q. Colour of the solution When $ KI$ reacts with $Br_2 $ is:

Jharkhand CECEJharkhand CECE 2006

Solution:

Bromine liberates iodine from $KI$ solution because of its oxidising property. Colour of iodine is grey black so, black colour is obtained.
$ 2KI+Br_{2}\rightarrow 2KBr+I_{2} $ (Black or grey)