Tutor HuntTest QuestionsChemistry QuestionsYear 10 Chemistry Questions
Formulations (GCSE Chemistry)
The following is a GCSE Chemistry test covering 'Formulations' from the broader topic Chemical Analysis. The test is geared towards the AQA exam board style syllabus.Incorrect: 0
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Question 1
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Which chemical test and result identify chloride ions in an aqueous sample?
Which advantage is commonly cited for instrumental analysis (e.g., GC, AAS) over simple chemical spot tests?
Which analytical method is most appropriate to separate and identify components of an ink mixture on paper?
Which description best defines a formulation in chemistry?
Which gas will turn limewater (calcium hydroxide solution) cloudy?
Which change would NOT normally affect the Rf value of a dye in paper chromatography?
Which detector or test is commonly used to show the presence of potassium ions in a sample?
What does the presence of a single spot on a TLC or paper chromatogram most likely indicate under the chosen conditions?
A sample solution contains 35.2 g/dm3 of sodium chloride. If the percentage by mass of sodium in NaCl is 39.3%, what is the concentration of sodium in g/dm3?
Which simple observation indicates the presence of carbonate ions when acid is added?
Which chemical test and result identify sulfate ions in an aqueous sample?
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