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Electrochemistry question

2012 · Q68
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Electrochemistry question

2012 · Q68

NEETChemistryElectrochemistryMCQ+4 / −1
Standard reduction potentials of the half reactions are given below :
F2(g) + 2e−-− →\to→ 2F−-−(aq) ;   Eo = + 2.85 V
Cl2(g) + 2e−-− →\to→ 2Cl−-−(aq) ;   Eo = + 1.36 V
Br2(l) + 2e−-− →\to→ 2Br−-−(aq) ;   Eo = + 1.06 V
I2(s) + 2e−-− →\to→ 2I−-−(aq) ;  Eo = + 0.53 V

The strongest oxidising and reducing agents 23 respectively are
  1. A
    F2 and I−-−
  2. B
    Br2 and Cl−-−
  3. C
    Cl2 and Br−-−
  4. D
    Cl2 and I2
View written solutionFree

Correct answer: A

Higher the value of reduction potential higher will be the oxidising power whereas the lower the value of reduction potential higher will be the reducing power.

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