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The effect of coumarin on the polarographic reduction of cadmium

โœ Scribed by L.K. Partridge; A.C. Tansley; A.S. Porter


Publisher
Elsevier Science
Year
1969
Tongue
English
Weight
396 KB
Volume
14
Category
Article
ISSN
0013-4686

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โœฆ Synopsis


Cadmium deposition from solutions of varying ionic strength and coumarin concentration has been studied polarographically.

Under certain conditions two polarographic waves are obtained, both corresponding to cadmium deposition. This effect has been explained by the variation with potential of the orientation of adsorbed coumarin molecules.

R&nn&La

deposition de cadmium a partir de solutions de force ionique et de concentration de varites a ete emdie polarographiquement coumarine. Dam certaines conditions, il y a deux vagues polarographiques qui correspondent toutes les deux a la deposition de cadmium. Cet effet a et6 explique par la dependance pour le potentiel de l'orientation des molecules de coumarine adsorb&s.

Zusammeufassnng-Die

Abscheidung von Kadmium aus LSsungen verschiedener Ionenstarken und Kumarinkonzentrationen wurde polarographisch untersucht.

Unter gewissen Bedingungen erhllt man zwei Reduktionswellen, die beide mit der Kadmiumabscheidtmg verkntipft sind. Dieser Effekt wurde durch eine Orientierungs%nderung der Adsorbierten Kumarinmolektile mit dem Potential erklart.


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