Lithium Cells (AQA A-Level Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What two key features make lithium cells ideal for portable electronics?
What two key features make lithium cells ideal for portable electronics?
High energy density and rechargeability
What material is used as the positive electrode in a typical lithium-ion cell?
What material is used as the positive electrode in a typical lithium-ion cell?
Lithium cobalt oxide ()
What creates the flow of electrons in a lithium cell?
What creates the flow of electrons in a lithium cell?
Movement of ions between electrodes
What happens to lithium at the negative electrode during discharge?
What happens to lithium at the negative electrode during discharge?
It is oxidised to ions
What is the standard electrode potential for the cathode reaction in a lithium-ion cell?
What is the standard electrode potential for the cathode reaction in a lithium-ion cell?
V
What is the standard electrode potential for lithium oxidation at the anode?
What is the standard electrode potential for lithium oxidation at the anode?
V
What key difference distinguishes rechargeable from non-rechargeable lithium cells?
What key difference distinguishes rechargeable from non-rechargeable lithium cells?
Reversibility of reactions
Calculate if V and V.
Calculate if V and V.
V
What stable voltage does a lithium-ion cell produce during discharge?
What stable voltage does a lithium-ion cell produce during discharge?
Approximately V
What happens during recharge of a lithium-ion cell?
What happens during recharge of a lithium-ion cell?
ions move back to graphite electrode
