Chemical Kinetics: JEE Main 2022 Chemistry question

JEE Main 2022 · 28 Jul, Morning shift · Q454

JEE Main 202228 Jul, Morning shiftChemistryMediumChemical Kinetics62× since 2002

For kinetic study of the reaction of iodide ion with

\mathrm{H}_{2} \mathrm{O}_{2}

at room temperature : (A) Always use freshly prepared starch solution. (B) Always keep the concentration of sodium thiosulphate solution less than that of KI solution. (C) Record the time immediately after the appearance of blue colour. (D) Record the time immediately before the appearance of blue colour. (E) Always keep the concentration of sodium thiosulphate solution more than that of KI solution. Choose the correct answer from the options given below :

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JEE Main 2022 Chemical Kinetics Question with Solution (28 Jul Morning shift, Q454) | JEE Arc