Bases

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Chemistry

GCSE Chemistry

WJEC

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7 Terms

1
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What is a base?

A solid that neutralises an acid - usually added in excess

2
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Types of insoluble bases

  • Copper oxide - CuO - black powder

  • Calcium Carbonate - CaCO3

3
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Is the volume of acid important?

No - base is added in excess so it doesn’t matter

4
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How is an unreacted base removed?

Filtering

5
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Do bases provide an endothermic or exothermic reaction?

Exothermic

6
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On a graph where shows the point of neutralisation?

The peak of the graph

7
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What does the maximum temperature the reaction hit show us?

The volume of acid needed to neutralise the acid