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SingaporeChemistryQuick questions
Experimental Chemistry and Separation Techniques
Quick questions on Purification and separation techniques explained: O-Level Chemistry
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Name the method used to separate an insoluble solid from a liquid, and name the solid collected. [2 marks]
What is q2?Show answer
Explain why crystallisation, rather than boiling to dryness, is used to obtain crystals of a salt that decomposes when strongly heated. [2 marks]
What is q3?Show answer
A liquid is suspected to contain dissolved impurity. State how its boiling point would differ from that of the pure liquid. [2 marks]
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