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Questions and Answers
Which group of electrochemical methods depends on measuring the current or voltage between two electrodes where redox reaction occurs at the electrode surface?
Which group of electrochemical methods depends on measuring the current or voltage between two electrodes where redox reaction occurs at the electrode surface?
- Methods depend on movement of particles in electric field
- Methods depend on measuring of current or voltage between two electrodes where redox reaction occurs at the electrode surface, electron transfer occurs (correct)
- Methods in which the electrolytes are converted to weighable form by mean of electric current
- Methods in which the electrolytes are converted to weighable form by mean of electric current
Which type of electrochemical cell can furnish electrical energy to an external system?
Which type of electrochemical cell can furnish electrical energy to an external system?
- Electrochemical cell with two types of electrodes
- Galvanic cell
- Voltaic cell (correct)
- Electrolyte solution cell
What is the anode in an electrochemical cell?
What is the anode in an electrochemical cell?
- The electrode at which reduction occurs
- The electrode at which no redox reaction occurs
- The metallic electrode in contact with the electrolyte solution
- The electrode at which oxidation occurs (correct)
Which electrochemical method depends on the movement of particles in an electric field?
Which electrochemical method depends on the movement of particles in an electric field?
In which electrochemical method are the electrolytes converted to weighable form by means of electric current?
In which electrochemical method are the electrolytes converted to weighable form by means of electric current?
Study Notes
Electrochemical Methods
- Electrochemical methods that depend on measuring the current or voltage between two electrodes where redox reaction occurs at the electrode surface are classified as Voltammetric methods.
Types of Electrochemical Cells
- Galvanic cells, also known as Voltaic cells, can furnish electrical energy to an external system.
Electrode Roles
- The anode is the electrode where oxidation occurs in an electrochemical cell.
Electrochemical Method Based on Particle Movement
- Electrophoresis is an electrochemical method that depends on the movement of particles in an electric field.
Electrochemical Method Involving Electrolyte Conversion
- Electrogravimetry is an electrochemical method where the electrolytes are converted to a weighable form by means of electric current.
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Description
Explore the classification and principles of electrochemical methods used to measure electrical properties of analyte solutions, with a focus on the three main groups of analysis methods.
