sci.physics.electromag

"Bill Miller" wrote
news: $ @bgtnsc05-news.ops. ...
>
>> Sorry but after yours "Hydrogen, in a gaseous state is just H" I assumed
>> that it will be helpful. This is shorter:
>> /services/lecturedemo/info/
>>
>
> Interesting but again this shows a chemical reaction. I'm interested in an
> exothermal non-chemical event.
>
>
>
>>> When Pt is immersed in H2 (only), it appears that the Pt gets Very Hot.
>>
>> That " it appears". Where can we read about this? H and Pt make
>> something like alloy. May be that heat of solution is high.
>
> Here is a quote from one of the first websites I looked at,
> /template/AssetDetail/assetid/27722?&print=yes
>
> "And Döbereiner observed in 1823 that when platinum metal (in a finely
> dispersed form called platinum sponge), was exposed to hydrogen, much heat
> was generated. The platinum (Pt) in fact glowed red- to white-hot."

On the Fig. 1 we have hydrogen and oxygen.
>
> Sounds like Döbereiner (and those that copied the American Scientist
> article may have gotten it wrong!

They never used " in H2 (only)" so they are right.
S*