A small iodine crystal is added to each of the following aq solutions: – InterviewSolution

1.	A small iodine crystal is added to each of the following aq solutions: I. sodium sulphate II. Sodiumthiosulphate III. Sodium tetrathionate IV. Sulphuric acid In which solutions the purple colour disappers
Answer» only in I only in I and II only in III and IV only in II Answer :D

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