Which of the following cannot decolourise the iodine solution?

Excess of chlorine water

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Excess of

N a_{2} S_{2} O_{3}

solution

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Excess of

B r^{-}

solution

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Excess of NaOH solution

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C Excess of $B r^{-}$ solution
$I_{2} + a q . C l_{2} \to I O_{3}^{-} + C l^{-}; I_{2} + S_{2} O_{3}^{2 -} \to I^{-} + S_{4} O_{6}^{2 -} I_{2} + N a O H \to N a I O_{3} + N a I I_{2} + B r^{-} \to No reaction$

Suggest Corrections

Similar questions

K M n O_{4}

K M n O_{4}

0.10

K I O_{3}

= 214.0

K I

H C l

I_{2}

45.0

Join BYJU'S Learning Program