Analysis of inorganic and organic unknowns using qualitative tests
Master CP7: Analysis of Unknowns with unlimited practice questions. Test your knowledge of method, variables, equipment, and more.
8 practice areas available
Describe the procedure step by step
Identify and explain variables
Name and justify equipment choices
Calculate and interpret data
Plot, analyse and interpret graphs
Identify sources of error
Suggest how to improve accuracy
Identify hazards and precautions
CP7: Analysis of Unknowns is a required practical for Edexcel A-Level Chemistry. This practical analysis of inorganic and organic unknowns using qualitative tests
Students are expected to understand the method, identify and control variables, use appropriate equipment, analyse results, draw graphs, identify sources of error, suggest improvements, and consider safety precautions.
Questions on required practicals frequently appear in Edexcel A-Level Chemistry exams and can be worth significant marks. Practice with our AI-generated questions to master this practical.
Continue practicing with these other required practicals
Measure the molar volume of a gas by measuring the volume of gas produced from a known mass of reactant
Preparation of a standard solution from a solid acid
Finding the concentration of a solution of hydrochloric acid by titration
Investigation of the rates of hydrolysis of halogenoalkanes
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