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JEE MAIN 2023
29-1-2023 S1
Question
An indicator ' $x$ ' is used for studying the effect of variation in concentration of iodide on the rate of reaction of iodide ion with $\mathrm{H}_2 \mathrm{O}_2$ at room temp. The indicator ' x ' forms blue colored complex with compound ' $A$ ' present in the solution. The indicator ' $x$ ' and compound ' $A$ ' respectively are
Select the correct option:
A
Starch and iodine
B
Methyl orange and $\mathrm{H}_2 \mathrm{O}_2$
C
Starch and $\mathrm{H}_2 \mathrm{O}_2$
D
Methyl orange and iodine
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