C6 OCR

C6 OCR (Part 1)

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  • Created by: Laura
  • Created on: 12-06-11 22:00
What's a Redox reaction?
Where electrons are transfered
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What's Oxidation?
Loss of electrons
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What's a displacement reaction?
A more reactive metal replaces a less reactive metal
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What's exothermic, and what does it do to the bonds?
Gives out heat and forms bonds
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What's endothermic, and what does it do to the bonds?
Takes in heat and breaks bonds
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The further away metals are in the reactivity series, the higher the temperature change in the displacement reaction?
True
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Rusting is a ______ reaction (Missing word?)
Redox
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What's the correct word equation for the rusting of iron?
Iron+Oxygen+Water --> Hydrated Iron Oxide
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How does painting, greasing and oiling prevent rust?
A protective barrier from oxygen and water
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What is galvanising?
Putting a layer of Zinc on top of a metal
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What's a fuel cell?
An electrical cell that produces electricity from a fuel and oxygen
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Other cards in this set

Card 2

Front

What's Oxidation?

Back

Loss of electrons

Card 3

Front

What's a displacement reaction?

Back

Preview of the front of card 3

Card 4

Front

What's exothermic, and what does it do to the bonds?

Back

Preview of the front of card 4

Card 5

Front

What's endothermic, and what does it do to the bonds?

Back

Preview of the front of card 5
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