ESAT (Engineering and Science Admissions Test) · Chemistry
Separation techniques
4 practice questions, each with the answer and an explanation.
Practise Separation techniques now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 4 questions
- In paper chromatography the solvent front moved and a spot moved from the baseline. What is the value?
- A mixture contains sand, salt and iron filings. Which sequence of steps separates all three?
- Which method separates two miscible liquids with different boiling points, such as ethanol and water?
- Why must the baseline in paper chromatography be drawn in pencil rather than ink?
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