Preparation of copper (II) Sulphate
Starting with copper turning, describe how a sample of copper (ii) sulphate crystals can be prepared in the laboratory.(4marks)
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The questions under the topic Salts under the subject Chemistry of Secondary education level. Select the question you wish to view details.
Obtaining solid from a mixture
A mixture contains ammonium chloride, copper (ii) oxide and sodium chloride. Describe how each of the substances can be obtained from the mixture.(5marks)
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To prepare copper ii chloride
Starting with copper metal, describe how a sample of crystals of copper (ii) chloride may be prepared in the laboratory. (5marks)
...Electrolysis of lead iodide
Explain what happens to the lead iodide during the electrolysis (4marks)
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Analysis of positively charged ions present in substance
A sample of river water is suspected to contain magnesium sulphate salt. Describe how the presence of Mg2+ ions can be established. (3 marks)
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Uses of salts
Explain eight (8) uses of salts. (8marks)
...Preparation of sodium hydrogen carbonate
Starting with sodium metal, describe how a sample of crystals of sodium hydrogen carbonate may be prepared.(4marks)
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To prepare lead Sulphate
How would you obtain a sample of pure iodine from a mixture of iodine and lead sulphate.(4marks)
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Separation of a mixture of soluble and insoluble solids
Describe how a mixture of barium sulphate and lead (II) chloride be separated in to pure solids. (2 marks)
...Types of salts
Name four types of salts. (4marks)
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