MadSci Network: Chemistry

Subject: Why do Nickel-Cadmium batteries have a 'memory effect'?

Date: Tue May 25 23:11:15 1999
Posted by Nathan Yelton
Grade level: 10-12 School: Quincy High School
City: Quincy State/Province: IL Country: USA
Area of science: Chemistry
ID: 927691875.Ch

People always say that NiCd batteries should be dischared 
completely before recharging, otherwise they will only discharge 
the same amount as they did the previous time when they were 
recharged.  Is there an electrochemical reason for this?

Re: Why do Nickel-Cadmium batteries have a 'memory effect'?

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