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ICSE Class 10 Chemistry 2020 Paper

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Distinguish between the following pairs of compounds using a reagent as a chemical test :
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Question : 64 of 86
Marks: +1, -0
Ammonium sulphate crystals and Sodium sulphate crystals.
Solution:  
Add NaOH\mathrm{NaOH} or any alkali
 Ammonium Sulphate  Sodium Sulphate
 A colourless pungent smelling basic gas ammonia is released.  No gas is released.
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