AP EAPCET 2024 - 22th May Evening Shift | Redox Reactions Question 3 | Chemistry

100 mL of $0.1 \mathrm{M} \mathrm{Fe}^{2+}$ solution was titrated with $\frac{1}{60} \mathrm{M}$ $\mathrm{Cr}_2 \mathrm{O}_7^{2-}$ solution in acid medium. What is the volume (in L ) of $\mathrm{Cr}_2 \mathrm{O}_7^{2-}$ solution consumed ?

100

0.1

AP EAPCET 2024 - 22th May Evening Shift

MCQ (Single Correct Answer)

-0

Which of the following reactions of $\mathrm{KMnO}_4$ occurs in acidic medium ?

Oxidation of thiosulphate to sulphate

Precipitation of sulphur from $\mathrm{H}_2 \mathrm{~S}$

Oxidation of iodide to iodate

Oxidation of manganous salt to $\mathrm{MnO}_2$

AP EAPCET 2024 - 21th May Evening Shift

MCQ (Single Correct Answer)

-0

Which of the following occurs with $\mathrm{KMnO}_4$ in neutral medium?

Oxidation of oxalate ion

Precipitation of sulphur from hydrogen sulphide

Oxidation of $\mathrm{Fe}^{2+}$ to $\mathrm{Fe}^{3+}$

Oxidation of iodide to iodate

AP EAPCET 2024 - 21th May Morning Shift

MCQ (Single Correct Answer)

-0

In the reaction of sulphur with concentrated sulphuric acid, the oxidised product is $X$ and reduced product is $Y, X$ and $Y$ are respectively.

$\mathrm{SO}_3, \mathrm{SO}_2$

$\mathrm{SO}_2, \mathrm{SO}_2$

$\mathrm{SO}_2, \mathrm{H}_2 \mathrm{~S}$

$\mathrm{SO}_2, \mathrm{H}_2 \mathrm{O}$

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