29 Questions
What is the main function of an electrolytic cell?
Drive a chemical reaction using electricity
In an electrochemical cell, what role does the salt bridge play?
Allows ions to flow between two half-cells
Which components are necessary for an electrochemical cell to function properly?
Anode, cathode, and salt bridge
What is the purpose of using Zinc and Iron as electrodes in a voltaic cell?
To allow electrons to move through the metals
How do voltaic cells differ from electrolytic cells?
Voltaic cells use electricity to drive a reaction, while electrolytic cells generate electricity.
What is the purpose of the electrolyte solution in an electrochemical cell?
To provide ions for the chemical reaction
What drives the chemical reaction in a voltaic cell?
Movement of electrons from anode to cathode
What is the role of the anode in an electrochemical cell?
Electron donor
In a Galvanic cell, how is the anode and cathode polarity arranged?
Anode is negative and cathode is positive
What type of reaction occurs at the anode in an electrochemical cell?
Oxidation
What is the purpose of the salt bridge in an electrochemical cell?
To allow the flow of electrons between half-cells
Which electrode half-reaction is written on the right side in cell notation?
Reduction half-reaction
What does E cell represent in an electrochemical cell?
Electrochemical potential of the cell
How are anode and cathode typically identified in cell notation?
Anode to left, cathode to right
What are the main components of an electrochemical cell?
Anode, cathode, and electrolyte
Which type of electrochemical cell requires a source of electricity to drive the chemical reaction?
Electrolytic cell
What is the function of the salt bridge in an electrochemical cell?
Allows ions to flow to complete the electrical circuit
Which metal conductors are commonly used as electrodes in electrochemical cells?
Zinc and Iron
In a voltaic cell, what is responsible for generating electricity?
Anode and cathode
What drives the chemical reaction in an electrolytic cell?
Electrons from an external source
Why do metals like Zinc and Iron corrode or break down when used as electrodes in electrochemical cells?
Due to high reactivity causing electron movement
Which electrode is the electron donor in an electrochemical cell?
Anode
What type of reaction occurs at the cathode in an electrochemical cell?
Reduction
What happens to electrons at the anode in an electrochemical cell?
They are released
In a Galvanic cell, which electrode is positive?
Cathode
What is the purpose of using reactive metals as electrodes in electrochemical cells?
To facilitate oxidation and reduction reactions
How is the cell notation arranged to identify the cathode and anode?
Anode on the left, cathode on the right
What does E cell represent in an electrochemical cell?
Difference in potential between anode and cathode
What drives the flow of electrons from the anode to the cathode in an electrochemical cell?
Potential difference between anode and cathode
Learn about electrochemical cells which generate electricity from chemical reactions or use electricity to drive reactions. Explore voltaic and electrolytic cells, as well as the main components of electrochemical cells.
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