10 Questions
What is the primary component of the anode in a zinc air battery?
Zinc granules
What is the purpose of the gelling agent in the anode?
To immobilize the composite
What is the role of the air access holes in the cathode?
To allow oxygen to enter the battery
What is the primary function of the separator in a zinc air battery?
To prevent mixing of the anode and cathode materials
What is the overall reaction that occurs in a zinc air battery?
Zn + 1/2O2 → ZnO + H2O + 2e-
What is the advantage of a zinc air battery in terms of energy storage?
High energy density
What is a disadvantage of zinc air batteries?
Limited power output
What is the purpose of the MnO2 in the cathode?
To act as a catalyst
What is the electrochemical reaction that occurs at the anode?
Zn → Zn2+ + 2e-
What is the voltage of a zinc air battery?
1.4 V
Test your understanding of zinc air batteries, including their anode and cathode components, electrolyte, and air access system. Learn about the materials used in their construction and how they work together to store energy.
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