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Match each electrode to the potential your syllabus gives

Exercise and reference answers

Matching pairs
  1. Left
    K⁺/K
    Right
    −2.93 V
  2. Left
    Mg²⁺/Mg
    Right
    −2.37 V
  3. Left
    Cr³⁺/Cr
    Right
    −0.74 V
  4. Left
    Hg²⁺/Hg
    Right
    0.79 V
  5. Left
    Ag⁺/Ag
    Right
    0.80 V

Explanation

The five values printed in Exercise 2.2. Source: syllabus Chemistry Part I, Ch 2 Electrochemistry.
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