Question

prepare potash alum and submit it for inspection​

Answer 1

Explanation:

In order to need potash alum we need the following compounds or elements;

Aluminium sulphate

Potassium sulphate

Water with minute quantity of H2S04 added in it.

We need to dissolve same quantities of both compounds mentioned above in very little quantity of water. The resulting compound is then passed through crystallisation process which will yield Potash alum

Answer 2

Preparation of Potash Alum & Its Uses

Explanation:

• Potash Alum is considered as one of the safest alum for human consumption.
• To prepare potash alum, we need hydrated aluminum sulfate and potassium sulfate.
• The mixture of aluminum sulfate and potassium sulfate should be dissolved in water.
• The water used for dissolving the mixture should contain little amount of sulphuric acid.
• The presence of sulphuric acid can precipitate crystals of potash alum.
• Potash alum is also known as Aluminium potassium disulphate or Aluminium potassium alum.

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