Overvoltage


Zinc metal reacts with hydrochloric acid, generating hydrogen gas. However, when a strip of nickel, copper, platinum or lead is placed in hydrochloric acid, no reaction is observed.
Contents
Zinc in HCl   
(Movie/Animation (1))
Nickel and Zinc in HCl   
(Movie/Animation (1))
Copper and Zinc in HCl   
(Movie/Animation (1))
Platinum and Zinc in HCl   
(Movie/Animation (1))
Nickel in HCl   
(Movie/Animation (1))
Copper in HCl   
(Movie/Animation (1))
Platinum in HCl   
(Movie/Animation (1))
Lead in HCl   
(Movie/Animation (1))
Lead and Zinc in HCl   
(Movie/Animation (1))
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