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The standard hydrogen electrode is used as the reference electrode. Some of the difficulties in using hydrogen gas as an electrode are:

      

The standard hydrogen electrode is used as the reference electrode. Some of the difficulties in using hydrogen gas as an electrode are:
- Hydrogen is a gas at 25oC
- Hydrogen does not conduct electricity
-The half-cell reaction,Q45103120191109.png is slow and takes long to reach equilibrium.
Explain how these difficulties are solved in the standard hydrogen electrode

  

Answers


Maurice
Platinum electrode is used, H2 is bubbled over the pt electrode immersed in 1M H+ that is, 1M HCl.
The electrode is coated with finely –divided platinum catalyst

Electrochemical cell
Q45103120191117.png
maurice.mutuku answered the question on October 31, 2019 at 08:27


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