Answer:
The solution will acquire an orange
colour due to the vapours of bromine that are evolved. Actually, chlorine is a stronger
oxidising agent than bromine and oxidizes \[B{{r}^{-}}\] ions (in KBr) to Br2
and itself is reduced to \[C{{l}^{-}}\] ions.
\[2KBr+C{{l}_{2}}\xrightarrow{\,}2KCl\,+B{{r}_{2}}\]
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