Magnesium sulphate crystals

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Chemistry

GCSE Chemistry

WJEC

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6 Terms

1
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Crystals - step 1

put 25cm cubed of sulfuric acid in a beaker and add excess of magnesium

2
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What does the fizzing hydrogen gas show?

Magnesium sulfate solution is formed

3
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Crystals - step 2

repeat step 1 until excess magnesium remains in solution

4
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Crystals - step 3

The acid is then neutralised and remove excess magnesium via filtering

5
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Crystals - step 4

Put magnesium sulfate solution in evaporating basin and heat until boiling point is met

6
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Crystals - step 5

Leave the evaporated solution to crystalise