acids, alkali & neutralisation

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6 Terms

1
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acids

  • form acidic solutions in water

  • produce hydrogen (H+) ions

  • pH less than 7

2
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alkalis

  • form alkaline solutions in water

  • produce hydroxide (OH-) ions

  • pH greater than 7

3
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universal indicators

  • acidic, alkaline or neutral

  • shows the colours for litmus paper

4
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neutralisation

  • the reaction between an acid and a base

5
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reactivity series

6
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