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Zusammenfassung Galvanisches Element (Chemie)

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Das galvanische Daniell-Element besteht aus zwei Halbzellen, die durch eine Salzlösung oder einen Elektrolyten verbunden sind. Die eine Halbzelle besteht aus einer Zink-Elektrode, die in eine Zinkionen enthaltende Zinksulfat-Lösung getaucht ist. Die andere Halbzelle besteht aus einer Kupfer-Elektrode, die in eine Kupferionen enthaltende Kupfersulfat-Lösung getaucht ist.

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Secondary school
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Gymnasium
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School year
3

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Uploaded on
May 25, 2023
Number of pages
1
Written in
2022/2023
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Summary

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4.05.23
Galvanisches Element

Material:Kupferblech, Zinkblech, zweikleine Dosen, Kabelmaterial, Krokodilklemmen,
Filterpapier.
messgerät Kupfersulfatlosung, insulfatlosung, aliumnitratlosung, Spannungs-

Durcheinung:
R, cason
insoucas




per getränkt)
HNOsca
(mit


V:
mA:0.16 mA


qunedel
Oxidation:In (s) 3
in +2e
Reduktion:Cn" +2e >
u
sedel

Gesamt:In + (n+2e-, In +(u

IUhalbzelle Kupferhalbselle Zink wird zu In oxidiert, die Elektronen wandern
Anode Ent durch den Drahtzum Kupferblech und reduzieren die
Oxidation Cu-lonen in der Lösung zu metallischem Kupfer



I
(n(s) - 2e
2n2 2e + +


Ch
2n
Kathode
Reaktion
2e (r(s)
-




(n2"caq)
+ -




* Tenor*
a




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