Question

How will you prepare the crystals of alum?Explain

Answer 1

HEYA MATE !!

HERE IS YOUR ANSWER,

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STEPS :-

● Prepare a supersaturated solution of alum in a china dish by dissolving the powdered alum in water.
● Add the alum to the water and dissolve it until it reaches its saturation point.
● Heat the solution.
● After some time, the water starts to evaporate.
● Heat the solution until the entire water in the solution gets evaporated.
● Switch off the flame and observe.
● The residue of crystalline substance can be seen.
● Allow the dish to cool to recover the crystals of alum.

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HOPE IT HELPS U !!

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