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What has the author Howard David Siegerman written?

Howard David Siegerman has written: 'Kinetic currents in stationary electrode polarography' -- subject(s): Electrochemical analysis, Polarograph and polarography, Electrodes


What is the use of supporting electrolyte in polarography?

Current flow due to electrostatic attraction of analyte ions by the electrodes is reduced to a negligible level by a presence of high concentration of supporting electrolytes. It also reduces the net current and decrease the rate of cationic analyte at the negative electrode surface.


What has the author B Breyer written?

B. Breyer has written: 'Alternating current polarography and tensammetry' -- subject(s): Polarography


Why electrolyte concentration is added more than analyte in polarography?

In polarography, a higher concentration of electrolyte is added compared to the analyte to enhance conductivity and ensure a stable environment for the reduction or oxidation reactions at the electrode surface. This excess electrolyte minimizes the effects of concentration polarization and helps maintain a consistent ionic strength, which is crucial for accurate measurements. Additionally, a higher electrolyte concentration provides a background current that is necessary for distinguishing the current due to the analyte.


What has the author Tom Riley written?

Tom Riley has written: 'Polarography and other voltammetric methods' -- subject(s): Analytic Chemistry, Polarography, Programmed instruction, Voltammetry


What has the author Hugh E Voress written?

Hugh E. Voress has written: 'Polarography' -- subject(s): Bibliography, Polarograph and polarography 'Bibliographies of interest to the atomic energy program'


What is the operational difference between polarography and amperometer?

Polarography is a type of voltammetry that measures current at varying potentials to analyze electroactive species, while amperometry measures current at a constant potential to study concentration changes over time. In polarography, the potential is scanned to generate a voltammogram, while amperometry uses a fixed potential to monitor changes in current.


Why is only Mercury used in polarography?

Mercury is commonly used in polarography due to its unique properties, such as low melting point, high density, and wide electrochemical potential window. These characteristics make mercury electrodes stable and suitable for polarographic measurements. Additionally, mercury forms amalgams with other metals, allowing for a wide range of applications in electrochemistry.


What is the difference between hard and soft electrophile?

They differ in the ability of their valance electrons to be removed, ie their polarisable ability. Hard electrophile valance electrons are not easily delocalised (hardly polarisable). Soft electrophile valance electrons are easily delocalised (strongly polarisable).


What is electrode potential-?

Electrode potential is the voltage that an electrode is at. This has to be measured versus a reference electrode


What level does electrode evolve?

Electrode doesnt evolve. Voltorb evolves into Electrode at level 30 Electrode doesnt evolve. Voltorb evolves into Electrode at level 30


Does electrode evolve?

No, Electrode does not evolve.