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Hydrogen Peroxide

Which of the ...

Question

Which of the following will be formed when KI is treated with $H_{2} O_{2}$ in neutral medium ?

A

K O H

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B

O_{3}

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C

K O_{2}

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D

K_{2} O_{3}

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Solution

The correct option is A $K O H$
Hydrogen peroxide is a powerful oxidising agent. It acts as an oxidising agent in neutral, acidic or in alkaline medium.
$K O H$ will be formed when KI is treated with $H_{2} O_{2}$ in neutral medium.
$2 K I + H_{2} O_{2} \to 2 K O H + I_{2}$

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H_{2} O_{2} + 2 K I 40 % y i e l d - ---- \to I_{2} + 2 K O H

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Hydrogen Peroxide

Standard XII Chemistry

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