MHT CET Chemistry question

Chemistry Redox Reactions MHT CET

Volumetric estimation of using hypo as intermediate solution along with KI solution and starch as indicator is an example of :

(A)Redox titrationCorrect
(B)Acid-base titration
(C)Precipitation titration
(D)None of these

Answer: (A)

Solution

oxidises to and the iodine is titrated with thiosulphate (, S_2O_3^{2-}$

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Question ID VK-065761