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Q: What is the aim of (solids:recrystallization and melting points) experiment?
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Recrystallization and Melting Points
Why do you need to heat a sample slowly when taking a melting point?
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Solved in 2 steps
- What is the aim of (solids:recrystallization and melting points) experiment?After a recrystallization experiment, the crystals were dried very well. The melting point measurement of the crystals showed a large melting range. What should you do?Why is it important to cool slowly during recrystallization
- Describe the errors which may cause an observed melting point range of a PURE sample to be: higher than the correct melting point broad in rangeHaving too much sample can cause an inaccurate melting point under these Sir how will the observed melting point compare with the true melting point ?When isolating a solid compound after recrystallization, which is the appropriate technique to use, vacuum filtration or gravity filtration?
- Give a brief introduction on the following topic i.e. (solids: recrystallization and melting points experiment) Should be a page longWhen checking the melting point of your impure sample, what temperature should you set as the starting temperature (the SET temperature) and what should the ramp rate be? For example, if the sample is believed to melt at 70°C, at what temperature should you begin to heat the sample?How are solvents chosen for recrystallization? (single solvent or mixed-solvent system).What are the properties of a good solvent system? How are crystals collected?
