Indian Navy Pilot Electrochemistry — practice questions
10 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Indian Navy Pilot Electrochemistry in the app →Given standard reduction potentials $E^{\circ}(\mathrm{Cu^{2+}/Cu}) = +0.34$ V and $E^{\circ}(\mathrm{Zn^{2+}/The Nernst equation gives cell EMF at non-standard conditions. For a half-cell Mⁿ⁺ + ne⁻ → M, it is:Relation between standard cell potential E°, ΔG°, and equilibrium constant K:Equilibrium constant K of the Daniell cell at 25°C (E° = 1.10 V, n = 2):Electrochemistry deals with:How many coulombs are needed to deposit 1 mole of Cu from CuSO₄ (Cu²⁺ + 2e⁻ → Cu)?Time to deposit 1.27 g of Cu from CuSO₄ solution at 2 A current (Cu atomic mass = 63.5):Lead acid battery (used in cars) overall reaction:In a Daniell cell with Zn (anode) and Cu (cathode), and $E^\circ(Cu^{2+}/Cu) = +0.34$ V, $E^\circ(Zn^{2+}/Zn) The Daniell cell (Zn-Cu) has E°cell = +1.10 V. Calculate ΔG° (F = 96500 C/mol):