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Redox Reactions — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistryRedox Reactions2 Marks
Question
Write electrode reaction when hydrogen acts as:
  1. Cathode.
  2. Anode.
✓

Answer

  1. At Cathode: $2\text{H}^+\text{(aq)}+2\text{e}^-\xrightarrow{ \ \ \ \ \ \ \ }\text{H}_2\text{(g)}$

  2. At Anode: $\text{H}_2\text{(g)}\xrightarrow{ \ \ \ \ \ }2\text{H}^+\text{(aq)}+2\text{e}^-$

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