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 sulfate ions in an aqueous sample?
Which detector or test is commonly used to show the presence of potassium ions in a sample?
Which instrumental technique separates volatile organic components and gives retention times useful for analysis?
Which change would normally increase the Rf value of a polar dye in paper chromatography using polar water as the solvent?
Which indicator and colour change is appropriate for a titration of a strong acid with a strong base?
Which advantage is commonly cited for instrumental analysis (e.g., GC, AAS) over simple chemical spot tests?
Which change would NOT normally affect the Rf value of a dye in paper chromatography?
Which statement about a single spot on a well-run chromatogram is correct?
What is the main purpose of a titration (acidbase titration)?
Which chemical test and result identify chloride ions in an aqueous sample?
Which observation from a flame test indicates the presence of potassium?
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