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Topic: Alkaline Batteries  (Read 5716 times)

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Viper3k

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Alkaline Batteries
« on: April 24, 2005, 03:55:59 AM »
Hey all

I was wondering what the black powder in alkaline batteries is. Anyone know?

thanks

Offline Borek

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Re:Alkaline Batteries
« Reply #1 on: April 24, 2005, 05:05:02 AM »
MnO2. Google for Leclanche cell.
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Viper3k

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Re:Alkaline Batteries
« Reply #2 on: April 24, 2005, 07:57:53 AM »
Thanks for that :)

Offline billnotgatez

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Re:Alkaline Batteries
« Reply #3 on: April 24, 2005, 10:24:12 AM »
I think that it depends on the kind of battery
Could be a powder of manganese dioxide or powder of zinc depending on type and location in structure

This site has two pages of interest

http://micro.magnet.fsu.edu/electromag/electricity/batteries/index.html


Alkaline-Manganese Battery
http://micro.magnet.fsu.edu/electromag/electricity/batteries/alkaline.html

Zinc-Carbon Batteries
http://micro.magnet.fsu.edu/electromag/electricity/batteries/zinccarbon.html


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