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IB Chemistry HL 3.2.6 Primary (voltaic) cells Question Bank

Practise IB Chemistry HL 3.2.6 by applying primary (voltaic) cells to exam-style questions.

Syllabus
First assessment 2025
Course
Chemistry HL
Level
HL

Exam points

  • identify the relevant chemical structure, process or evidence
  • apply the correct chemical model or equation
  • evaluate the result using chemical reasoning and data

3.2.6—Primary (voltaic) cells question 1

[Maximum number: 1]

As well as being burnt, methanol can also be used to provide electricity through a fuel cell. A schematic diagram of such a fuel cell, that depends on the transfer of hydrogen ions between the electrodes, is shown below.

Figure for Question 3.2.6—Primary (voltaic) cells question 1 — IB Chemistry HL

Even though fuel cells, primary cells and rechargeable cells have similar fundamental characteristics, there are important differences between them.

Suggest a way in which they are similar.

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