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MBD-IS MATTER AROUND US PURE-Example
- What is the principle of centrifugation of mixtures ?
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- Where do we use centrifugal machine ?
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- On the basis of what principle, two immiscible liquids can be separate...
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- How can a mixture of sodium chloride and ammonium chloride separated ?
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- Name four substances which undergo sublimations.
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- How many colours are mixed in a dye ?
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- Define chromatography.
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- What are the uses of chromatography ?
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- Which type of liquid mixture solutions can be separated by simple dis...
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- Which type of liquid mixture solutions are separated by fractional dis...
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- Give two examples where fractional distillation is used to separate th...
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- What is the function of glass beads in fractionating column ?
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- Which type of mixture air is ?
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- What is the boiling point of oxygen ?
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- What is the boiling point of Argon.
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- What is the boiling point of nitrogen ?
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- When do we use crystallisation for purification ?
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- How will you get pure copper sulphate ?
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- Why is crystallisation better than simple distillation ?
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- How will you get pure water from sea water ?
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