Science, asked by charanimukku, 16 hours ago

Prepare crystals of Alum

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Answered by minhasherief

Answer:

Normally alum crystals are colourless, but if the 'normal' alum (KAl(SO4). 12H2O) is mixed with 'chrome alum' (KCr(SO4). 12H2O) then the crystals will have a purple colour. The samples you will be sent if you enter the competition will allow you to grow these purple crystals.

Answered by Anonymous

Answer:

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