Determination of Peroxides in Volatile Oil

KI

HCl

Na2S2O3

Ascaridole (correct)

To prevent oxidation of KI to I2 by light

To allow completion of the reaction

Because the reaction is vigorous at room temperature (correct)

To prevent volatilization of I2

To liberate I2 from KI

To neutralize the acid medium

As an indicator near the end point (correct)

To prevent oxidation of KI to I2 by light

<p>To prevent oxidation of KI to I2 by light</p> Signup and view all the answers

<p>To dilute the Na2S2O3 solution</p> Signup and view all the answers

<p>To provide a strong acid medium</p> Signup and view all the answers