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Electrochemistry question

2024 · 4 Apr · Shift 1 · Q19
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  5. /2024 · 4 Apr · Shift 1 · Q19

Electrochemistry question

2024 · 4 Apr · Shift 1 · Q19

JEE MainChemistryElectrochemistryMCQ+4 / −1
What pressure (bar) of H2\mathrm{H}_2H2​ would be required to make emf of hydrogen electrode zero in pure water at 25∘C25^{\circ} \mathrm{C}25∘C ?
  1. A
    0.5
  2. B
    10−1410^{-14}10−14
  3. C
    1
  4. D
    10−710^{-7}10−7
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