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Topic: equations  (Read 5006 times)

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chemicalLindsay

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equations
« on: July 17, 2004, 09:28:05 PM »
Are these equations of the full reaction in a galvanic cell correct.Note -> is equal to the equalibrium sign and 2* is equal to a positive charge of two.

1. Fe + Cu2* ->Fe2* + Cu
 
2.Zn + Cu2* -> Zn2* + Cu

3.Al + Cu2* -> Al2* + Cu

4.Zn + Fe2* -> Zn2* + Fe

5.Al + Zn2* -> Al2* + Zn

6.Al + Fe2* -> Al2* + Fe

please check that i have got the ion charge right especially.
Thanks alot and sorry for asking for so much.

Offline Donaldson Tan

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Re:equations
« Reply #1 on: July 18, 2004, 01:22:16 PM »
Al don't form Al2+ ions FYI
« Last Edit: July 18, 2004, 01:22:47 PM by geodome »
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chemicalLindsay

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Re:equations
« Reply #2 on: July 19, 2004, 05:42:13 AM »
so do they just form Al+ ions? It sounds possible to me
« Last Edit: July 19, 2004, 05:42:51 AM by chemicalLindsay »

Offline Donaldson Tan

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Re:equations
« Reply #3 on: August 04, 2004, 05:32:00 AM »
Aluminium oexhibits 0 and +3 oxidation state
"Say you're in a [chemical] plant and there's a snake on the floor. What are you going to do? Call a consultant? Get a meeting together to talk about which color is the snake? Employees should do one thing: walk over there and you step on the friggin� snake." - Jean-Pierre Garnier, CEO of Glaxosmithkline, June 2006

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