Standard Electrode Potentials (HSC SSCE Chemistry): Quizzes

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Standard Electrode Potentials
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What is the EMF of a galvanic cell?

Maximum voltage when small current flows

What is the standard electrode potential of the standard hydrogen electrode?

0.00V0.00 \, \text{V}

Why is platinum used in the standard hydrogen electrode?

It conducts well and is chemically inert

What is the standard concentration for dissolved substances in electrochemical measurements?

1.000mol L11.000 \, \text{mol L}^{-1}

What type of reactions do standard electrode potentials always refer to?

Reduction reactions

What does a positive ε\varepsilon^{\circ} value indicate?

The reduction is favoured

Which species is the strongest oxidising agent according to the table?

F2\text{F}_2

Where in the table are the strongest reducing agents found?

At the bottom with negative values

What is the standard electrode potential for Cu2++2eCu\text{Cu}^{2+} + 2\text{e}^- \rightarrow \text{Cu}?

+0.34V+0.34 \, \text{V}

When comparing two half-cells, which one will be reduced?

The one with more positive ε\varepsilon^{\circ}

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