Learning objective

(chemistry only) State that hydrogen can be used as the fuel in a fuel cell.

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At a glance

5

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7

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Topic

Chemical cells and fuel cells (chemistry only)

Subtopic

Fuel cells

AQA GCSE ChemistryEnergy changes

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Short explanation

In the subtopic Fuel cells, this learning objective focuses on (chemistry only) State that hydrogen can be used as the fuel in a fuel cell. It belongs to Chemical cells and fuel cells (chemistry only) in AQA GCSE Chemistry 8462 Unit 4.5 Energy changes, so the explanation must stay inside energy-transfer, reaction-profile, cell, fuel-cell, exothermic, endothermic, activation-energy or bond-energy context as appropriate. Approved keywords to use include fuel cell, hydrogen, chemistry only. Hydrogen fuel cell. means a type of fuel cell that uses hydrogen gas as the fuel, oxidising it at the anode to produce electricity, water, and heat Avoid the mistake of students often confuse hydrogen as a fuel with other fuels and do not recognize that hydrogen is specifically used in fuel cells; instead, emphasize that hydrogen is a unique fuel for fuel cells and differentiate it from other types of fuels For exam answers, when answering questions about fuel cells, write “hydrogen” as the fuel and note that it is supplied externally, not stored in the cell itself

Key concepts

Fuel cellHydrogen fuel cell

Why it matters

This objective helps connect Fuel cells to exam-style questions, flashcards, and revision notes for Chemical cells and fuel cells (chemistry only).

Common mistakes

1 linked
  • Misunderstanding Fuel Sources: Emphasize that hydrogen is a unique fuel for fuel cells and differentiate it from other types of fuels.

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