Chemical Cells & Fuel Cells (AQA GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a battery?
What is a battery?
Two or more cells connected together
What two components are needed to make a chemical cell?
What two components are needed to make a chemical cell?
Two different metals and an electrolyte
What is the role of the electrolyte in a chemical cell?
What is the role of the electrolyte in a chemical cell?
It is a liquid that conducts electricity
In a chemical cell, how do electrons flow through the connecting wire?
In a chemical cell, how do electrons flow through the connecting wire?
From negative to positive
Which metal pairing produces the highest voltage in a chemical cell?
Which metal pairing produces the highest voltage in a chemical cell?
Metals far apart in the reactivity series
Which pairing gives a higher voltage?
Which pairing gives a higher voltage?
Magnesium and copper
What is an advantage of chemical cells?
What is an advantage of chemical cells?
They are portable
What is a disadvantage of chemical cells?
What is a disadvantage of chemical cells?
They run down when chemicals are used up
What fuel is most commonly used in fuel cells?
What fuel is most commonly used in fuel cells?
Hydrogen
What is produced when hydrogen reacts with oxygen in a fuel cell?
What is produced when hydrogen reacts with oxygen in a fuel cell?
Only water
What is an advantage of fuel cells over chemical cells?
What is an advantage of fuel cells over chemical cells?
Voltage stays constant
What is a disadvantage of fuel cells?
What is a disadvantage of fuel cells?
They are not portable