Physics NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 4 PCB MCQ (Single Correct)

For the kinetic study of reaction of iodide ion with hydrogen peroxide, a known volume of sodium thiosulphate solution is added to

A
oxidise iodine to iodide ion
B
reduce iodine to iodide ion
C
form an insoluble blue complex
D
retard the reaction rate

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Text Solution

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The correct answer is:
B

In the above experiment, the reaction occurs

liberates in this reaction and it reacts with sodium thiosulhpate solution and is reduced to iodide ions.

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