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प्रश्न
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
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उत्तर
When crystals of CuSO4.5H2O is placed in concentrated sulphuric acid, it removes the water of crystallization of hydrated salt and renders them anhydrous. Its colour change to white.
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संबंधित प्रश्न
State one relevant observation for given reactions:
Action of concentrated Sulphuric acid on hydrated copper sulfate
Name the following:
The precipitate obtained by treating carbon with hot concentrated sulphuric acid.
What would you observe in the following case?
Concentrated sulphuric acid is added to equal volumes of cold water.
Describe the reaction that show
Dilute sulphuric acid behaves as dibasic acid.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Lead nitrate solution
Give a balanced chemical equation for the action of sulphuric acid on the following:
Potassium hydrogen carbonate
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
Distinguish between the following pair of compounds using the test given with brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
Name the anion present in the following compound:
Compound D, when warmed with dilute sulphuric acid, gives a gas that turns acidified dichromate solution green.
