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11 votes
2 answers
307 views

Silver Tarnish and Reactivity Series

I read that silver in the presence of hydrogen sulfide corrodes to form silver sulfide and hydrogen. $$\ce{Ag + H2S -> Ag2S + H2}$$ But in the reactivity series silver is placed much below hydrogen....
Shub's user avatar
  • 408
1 vote
1 answer
10k views

What is the standard potential of carbon?

What's the value of standard potential of carbon? The hydrogen and Carbon are in the electrochemical series despite being non metals hydrogen has zero potential difference what about carbon?
user37421's user avatar
  • 393