Question

Which of the following solutions will turn violet when a drop of lime juice is added to it?
(A) A solution of Nal
(B) A solution mixture of \(\mathrm{KI}\) and \(\mathrm{NalO}\)
(C) A solution mixture of \(\mathrm{Nal}\) and \(\mathrm{KI}\)
(D) A solution mixture of \(\mathrm{KIQ}\) and \(\mathrm{NalO}_{3}\)

Answer 1

Ans: (B)
$$
\mathrm{I}^{-}+\mathrm{IO}_{3}{ }^{-}+\mathrm{H}^{+} \longrightarrow \mathrm{I}_{2}+\mathrm{H}_{2} \mathrm{O}
$$

Answer 2

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