IB Chemistry SL Reactivity 3.2.7 Secondary Rechargeable Cells

Practise distinguishing a secondary rechargeable cell from a primary cell through reaction reversibility. Reverse the discharge half-equations to represent charging, explain the…

Syllabus
First assessment 2025
Objective
3.2.7
Level
SL

Exam points

  • identify reversible redox chemistry as the basis for charging a secondary cell
  • reverse the discharge electrode equations to obtain the corresponding charging reactions
  • distinguish energy-producing discharge from externally driven charging without fixing electrode signs

3.2.7—Secondary (rechargeable) cells question 1

[Maximum number: 1]

Which statement about electrochemical cells is correct?

A

Primary (voltaic) cells use electrical energy to produce a redox reaction.

B

Electrolytic cells are rechargeable.

C

Secondary cells can use electrical energy to produce a redox reaction.

D

Primary (voltaic) cells are rechargeable.

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