Metals as Conductors (AQA GCSE Chemistry Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does it mean for electrons to be delocalised in metals?
What does it mean for electrons to be delocalised in metals?
They move freely throughout the metal
Why are delocalised electrons important in metals?
Why are delocalised electrons important in metals?
They enable electrical and heat conduction
What happens when a metal is connected to a power source?
What happens when a metal is connected to a power source?
Delocalised electrons move in one direction
What is an electric current in a metal?
What is an electric current in a metal?
Flow of electrons
How do metals conduct heat?
How do metals conduct heat?
Electrons gain energy and move faster
What is the 'sea of electrons' in metallic bonding?
What is the 'sea of electrons' in metallic bonding?
Delocalised electrons around metal ions
What holds a metal together in metallic bonding?
What holds a metal together in metallic bonding?
Attraction between ions and electrons
What is malleability in metals?
What is malleability in metals?
Ability to be hammered into shapes
What is ductility in metals?
What is ductility in metals?
Ability to be drawn into wires
Why is copper commonly used in electrical wiring?
Why is copper commonly used in electrical wiring?
High conductivity and relatively cheap
Which metals are even better conductors than copper?
Which metals are even better conductors than copper?
Gold and silver
Why are metals like aluminium used in cooking pots?
Why are metals like aluminium used in cooking pots?
They distribute heat quickly and evenly