5 Questions
What is the difference between a direct redox reaction and an indirect redox reaction?
In a direct redox reaction, both oxidation and reduction reactions take place in the same vessel, while in an indirect redox reaction, oxidation and reduction take place in different vessels.
Define oxidation and reduction in the context of redox reactions.
Oxidation is defined as a loss of electrons, while reduction is defined as a gain of electrons in the context of redox reactions.
How is chemical energy converted in a direct redox reaction?
In a direct redox reaction, chemical energy is converted to heat energy.
What is the device known as that converts chemical energy into electrical energy?
The device which converts chemical energy into electrical energy is known as an electrochemical cell.
What are the two half-cells in an electrochemical cell and what takes place in each?
a) The half-cell in which oxidation takes place is known as oxidation half-cell. b) The half-cell in which reduction takes place is known as reduction half-cell.
Test your knowledge of electrochemistry and redox reactions with this quick revision quiz for CBSE Class-12 Chemistry. Challenge yourself with questions on oxidation, reduction, redox reactions, and more.
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