[CBSE NEET 2002]
A) $ 2KI+Br_2\to 2KBr+I_2 $
B) $ 2H_2O+2F_2\to 4HF+O_2 $
C) $ 2KBr+I_2\to 2KI+Br_2 $
D) $ 2KBr+Cl_2\to 2KCl+Br_2 $
Correct Answer: C
$ 2KBr+I_2\to 2KI+Br_2 $ Iodine is less electronegative than Bromine, hence iodine does not change $ Br^{-} $ to $ Br_2 $ .
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