Cells (AQA GCSE Chemistry): Flashcards
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Practise the cards
13 cards from this deck
Definition of a cell
Definition of a cell
Device with chemicals that react to make electricity
Definition of a battery
Definition of a battery
Two or more cells connected together
Two main types of cells
Two main types of cells
Chemical cells and fuel cells
Components of a chemical cell
Components of a chemical cell
Two different metals and an electrolyte
Definition of electrolyte
Definition of electrolyte
Liquid that conducts electricity
Effect of reactivity series gap on voltage
Effect of reactivity series gap on voltage
Further apart in series = higher voltage
Key advantage of chemical cells
Key advantage of chemical cells
Portable
Why chemical cells eventually stop working
Why chemical cells eventually stop working
Chemicals get used up
Fuel used in most common fuel cells
Fuel used in most common fuel cells
Hydrogen
Fuel cell reaction equation
Fuel cell reaction equation
Only waste product of fuel cells
Only waste product of fuel cells
Water
Fuel cell voltage behavior
Fuel cell voltage behavior
Stays constant as long as fuel supplied
Major disadvantage of fuel cells
Major disadvantage of fuel cells
Not portable, need fuel tanks and supply systems