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Equilibrium with fried eggs of PbI2 and KPbI3

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Adolf Cortel

Institut de Batxillerat El Cairat, Gorgoncana 1, 08292 Esparrenguera, Barcelona, Spain

J. Chem. Educ., 1997, 74 (3), p 297

DOI: 10.1021/ed074p297

Publication Date (Web): March 1, 1997

Section:

History, Education, and Documentation

Abstract

Numerous experiments can be used to introduce the displacement of equilibrium. This simple experiment illustrates very effectively the equilibrium between two different solids in a dissolution, and it requires a minimum of equipment and preparation.

Keywords (Audience):

Second-Year Undergraduate

Keywords (Domain):

Demonstrations

Keywords (Feature):

Tested Demonstrations

Keywords (Subject):

Equilibrium

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This article has been cited by 3 ACS Journal articles (3 most recent appear below).

Egg-Citing! Isolation of Protoporphyrin IX from Brown Eggshells and Its Detection by Optical Spectroscopy and Chemiluminescence
Michelle L. Dean, Tyson A. Miller, and Christian Brückner
Journal of Chemical Education2011 88 (6), 788-792
- Egg-Citing! Isolation of Protoporphyrin IX from Brown Eggshells and Its Detection by Optical Spectroscopy and Chemiluminescence
  Michelle L. Dean, Tyson A. Miller, and Christian Brückner
  Journal of Chemical Education2011 88 (6), 788-792
  A simple and cost-effective laboratory experiment is described that extracts protoporphyrin IX from brown eggshells. The porphyrin is characterized by UV−vis and fluorescence spectroscopy. A chemiluminescence reaction (peroxyoxalate ester fragmentation) ...
  Abstract | Full Text HTML | Hi-Res PDF | PDF w/ Links
Microscale Transformations of Some Lead Compounds. A Cycle for Lead Minimizing the Production of Wastes
Francisco J. Arnáiz and María R. Pedrosa
Journal of Chemical Education1999 76 (12), 1687
- Microscale Transformations of Some Lead Compounds. A Cycle for Lead Minimizing the Production of Wastes
  Francisco J. Arnáiz and María R. Pedrosa
  Journal of Chemical Education1999 76 (12), 1687
  Lead and its more common salts have for a long time been used to perform a number of experiments. In recent years, owing to the importance of minimizing the production of hazardous chemicals, there is a tendency to replace experiments involving toxic ...
  Abstract | Hi-Res PDF | PDF w/ Links
Using Large Glass Cylinders To Demonstrate Chemical Reactions
Wobbe de Vos , Kim Kostka
Journal of Chemical Education1999 76 (4), 528
- Using Large Glass Cylinders To Demonstrate Chemical Reactions
  Wobbe de Vos , Kim Kostka
  Journal of Chemical Education1999 76 (4), 528
  This article describes a simple laboratory experiment that aims at pedagogic as well as aesthetic aspects of chemical reactions. Experiments of this type have a high educational potential as students have the opportunity to observe the actual formation of ...
  Abstract | Hi-Res PDF | PDF w/ Links