What is the thermodynamic efficiency ($\eta$) fo... - Class 12 Chemistry | Canvas Classes

Fuel CellsElectrochemistry

What is the thermodynamic efficiency ( $\eta$ ) formula for a fuel cell?.

$\eta = \frac{\Delta G}{\Delta H} \times 100$ .

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In a Daniell cell, what happens to the current flow if an external opposing potential ( $E_{ext}$ ) slightly greater than 1.1 V is applied?.

What is the sign of Gibbs Free Energy ( $\Delta G$ ) for a cell reaction to be spontaneous?.

Why is the Standard Hydrogen Electrode (SHE) potential taken as zero?.

Which material is used as the inert electrode in a Standard Hydrogen Electrode (SHE)?.

What defines an Inert Electrode? Give 2 common examples used in JEE problems.