Acids and bases

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  • Created by: Isla
  • Created on: 13-11-12 21:00
What is an acid?
An acid is a proton (H+) donor and in aqueous solutions dissolves to give H+.
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What is the pH of an acid?
pH<7
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What is an alkali?
They are bases which dissolve in water to give OH-
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What is the pH of an alkali?
pH>7
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What is a base?
A base is a proton (H+) acceptor and if a base forms an aqueous solution, they are called alkalis.
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acid + carbonate = ?
salt + water + carbon dioxide
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acid + base = ?
salt + water
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acid + metal = ?
salt + hydrogen
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reaction of HCL = ?
chloride salt Cl-
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reaction of HNO3 = ?
nitrate salt NO3-
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reaction of sulfuric acid = ?
sulfate salt (SO4)2-
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What is 'water of crystallisation'?
A fixed number of water molecules within a solid salt (eg. CuSO4.5H2O
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What is anhydrous?
Without water of crystallisation.
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What is hydrates?
Solid salts containing water of crystallisation.
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Other cards in this set

Card 2

Front

What is the pH of an acid?

Back

pH<7

Card 3

Front

What is an alkali?

Back

Preview of the front of card 3

Card 4

Front

What is the pH of an alkali?

Back

Preview of the front of card 4

Card 5

Front

What is a base?

Back

Preview of the front of card 5
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