Electrochemistry · Chemistry · AP EAPCET

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MCQ (Single Correct Answer)

AP EAPCET 2022 - 4th July Morning Shift
The reduction potential of hydrogen electrode at $$25^{\circ} \mathrm{C}$$ in a neutral solution is ($$p_{\mathrm{H}_2}=1$$ bar)
AP EAPCET 2021 - 20th August Morning Shift
If hydrogen electrons dipped in two solutions of pH = 3 and pH = 6 are connected by a salt bridge, the emf of the resulting cell is
AP EAPCET 2021 - 19th August Evening Shift
At $$291 \mathrm{~K}$$, saturated solution of $$\mathrm{BaSO}_4$$ was found to have a specific conductivity of $$3.648 \times 10^{-6} \mathrm{ohm}^{-1...
AP EAPCET 2021 - 19th August Evening Shift
Find the emf of the following cell reaction. Given, $$E_{\mathrm{Cr}^{3+} / \mathrm{Cr}^{2+}}^{\Upsilon}=-0.72 \mathrm{~V}$$ and $$E_{\mathrm{Fe}^{2+}...
AP EAPCET 2021 - 19th August Evening Shift
For $$\mathrm{C{r_2}O_7^{2 - } + 14{H^ + } + 6{e^ - }\buildrel {Yields} \over \longrightarrow 2C{r^{3 + }} + 7{H_2}O,{E^\Upsilon } = 1.33}$$ V at $$[...
AP EAPCET 2021 - 19th August Morning Shift
Assertion (A) Sodium acetate on Kolbe’s electrolysis gives ethane. Reason (R) Methyl free radical is formed at cathode.
AP EAPCET 2021 - 19th August Morning Shift
When a current of 10 A is passes through molten AlCl$$_3$$ for 1.608 minutes. The mass of Al deposited will be [Atomic mass of Al = 27 g]...
AP EAPCET 2021 - 19th August Morning Shift
The molar conductivities $$\left(\lambda_{\mathrm{m}}^{\Upsilon}\right)$$ at infinite dilution of $$\mathrm{KBr}, \mathrm{HBr}$$ and $$\mathrm{KNH}_2$...
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