Which of the following statements is correct about polarography? I. It is the earliest voltammetric technique introduced. II. It is carried out in an unstirred solution. III. It uses a dropping mercury electrode. IV. It uses a triangular waveform.

Which of the following statements is correct about polarography? I. It is the earliest voltammetric technique introduced. II. It is carried out in an unstirred solution. III. It uses a dropping mercury electrode. IV. It uses a triangular waveform.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter22: Bulk Electrolysis: Electrogravimetry And Coulometry

Section: Chapter Questions

Problem 22.6QAP

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.

Question

Which of the following statements is correct about polarography?
I. It is the earliest voltammetric technique introduced.
II. It is carried out in an unstirred solution.
III. It uses a dropping mercury electrode.
IV. It uses a triangular waveform.

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