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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The questions under the topic Salts under the subject Chemistry of Secondary education level. Select the question you wish to view details.
Electrolysis of lead iodide
Explain what happens to the lead iodide during the electrolysis (4marks)
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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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Examples of deliquescent salts
State five examples of deliquescent salts.(5marks)
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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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Types of salts
Name four types of salts. (4marks)
...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)
...Uses of salts
Explain eight (8) uses of salts. (8marks)
...Test for Sulphate ions
A sample of water is suspected to contain sulphate ions. Describe an experiment that can be carried out to determine the presence of sulphate ions.(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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