1
AP EAPCET 2024 - 20th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Aqueous $\mathrm{CuSO}_4$ solution was electrolysed by passing 2 amp of current for 10 min . What is the weight (in g) of copper deposited at cathode ?
$$ \left(\mathrm{Cu}=63 \mathrm{u} ; F=96500 \mathrm{C} \mathrm{~mol}^{-1}\right) $$
2
AP EAPCET 2024 - 19th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
2.644 g of metal $(M)$ was deposited when 8040 coulombs of electricity was passed through molten $M \mathrm{~F}_2$ salt. What is the atomic mass of M?
$$
\left(\mathrm{F}=96500 \mathrm{C} \mathrm{~mol}^{-1}\right)
$$
3
AP EAPCET 2024 - 19th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The anode and cathode used in electrolytic refining of copper respectively are
4
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The $E^{-}$of $M\left|M^{2+} \| \mathrm{Cu}^{2+}\right| \mathrm{Cu}$ is 0.3 V .
At what concentration of $\mathrm{Cu}^{2+}\left(\mathrm{in} \mathrm{mol} \mathrm{L} \mathrm{L}^{-1}\right)$, the $\mathrm{E}_{\mathrm{cel}}$ value becomes zero ? $\left(\frac{2.303 R T}{F}=0.06\right)$
(Conc. of $\mathrm{M}^{2+}=0.1 \mathrm{M}$ )
Questions Asked from Electrochemistry (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
AP EAPCET 2024 - 21th May Morning Shift (1)
AP EAPCET 2024 - 20th May Evening Shift (1)
AP EAPCET 2024 - 20th May Morning Shift (1)
AP EAPCET 2024 - 19th May Evening Shift (2)
AP EAPCET 2024 - 18th May Morning Shift (1)
AP EAPCET 2022 - 5th July Morning Shift (1)
AP EAPCET 2022 - 4th July Evening Shift (1)
AP EAPCET 2022 - 4th July Morning Shift (1)
AP EAPCET 2021 - 20th August Morning Shift (1)
AP EAPCET 2021 - 19th August Evening Shift (3)
AP EAPCET 2021 - 19th August Morning Shift (3)
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