9701 · topic questions
Standard electrode potentials E°, standard cell potentials Ecell and the Nernst equation
7 past-paper questions on Standard electrode potentials E°, standard cell potentials Ecell and the Nernst equation
Select two oxidising agents that can oxidise Fe2+ ions to Fe3+ ions under alkaline conditions. Write an equation, and give the…
H2O2 can act as an oxidising agent or a reducing agent when reacting with species that contain manganese. Table 2.2 shows…
An electrochemical cell is set up to measure Eº of the Ag+(aq)/Ag(s) electrode. Draw a labelled diagram of this electrochemical…
Define standard electrode potential, Eº, including a description of standard conditions.
An electrochemical cell uses Ag2O as the positive electrode and Zn as the negative electrode immersed in an alkaline electrolyte.…
Copper metal can be oxidised by acidified KMnO4. The relevant half-equations and their standard electrode potentials, Eº, are…
A fuel cell is an electrochemical cell that can be used to generate electrical energy by using oxygen to oxidise a fuel.…
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