1
KCET 2025
MCQ (Single Correct Answer)
+1
-0
For a given half cell, $\mathrm{Al}^{3+}+3 \mathrm{e}^{-} \rightarrow \mathrm{Al}$ on increasing of aluminium ion, the electrode potential will
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0
Match the following select the correct option for the quantity of electricity, in $\mathrm{Cmol}^{-1}$ required to deposit various metals at cathode
$$ \begin{array}{|l|l|l|l|} \hline & \text { List - I } & & \text { List- II } \\ \hline \text { a } & \mathrm{Ag}^{+} & \text {i } & 386000 \mathrm{Cmol}^{-1} \\ \hline \text { b } & \mathrm{Mg}^{2+} & \text { ii } & 289500 \mathrm{Cmol}^{-1} \\ \hline \text { c } & \mathrm{Al}^{3+} & \text { iii } & 96500 \mathrm{Cmol}^{-1} \\ \hline \text { d } & \mathrm{Ti}^{4+} & \text { iv } & 193000 \mathrm{Cmol}^{-1} \\ \hline \end{array} $$3
KCET 2024
MCQ (Single Correct Answer)
+1
-0
How many coulombs are required to oxidise 0.1 mole of $\mathrm{H}_2 \mathrm{O}$ to oxygen?
4
KCET 2024
MCQ (Single Correct Answer)
+1
-0
A current of 3 A is passed through a molten calcium salt for 1 hr 47 min 13 s . The mass of calcium deposited is (Molar mass of $\mathrm{Ca}=40 \mathrm{~g} \mathrm{~mol}^{-1}$ )
Questions Asked from Electrochemistry (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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