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प्रश्न
Give reason for the following:
When concentrated sulphuric acid is added to blue crystalline copper sulphate, it turns powdery white.
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उत्तर
When concentrated sulphuric acid is added to blue crystalline copper sulphate, it removes water from salt and turns it into powdery white.
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संबंधित प्रश्न
Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with ethanol?
Why is sulphuric acid known as king of chemicals and oil vitriol ?
Name the catalyst used in the process.
What property of sulphuric acid is shown by the reaction of concentrated sulphuric acid when heated with potassium nitrate?
Give a balanced chemical equation for the action of sulphuric acid on the following:
Potassium hydrogen carbonate
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
Write balanced chemical equation to show :
The behavior of H2SO4 as an acid when it reacts with magnesium.
Dilute hydrochloric acid and dilute sulphuric acid are both colourless solutions. How will the addition of barium chloride solution to each help to distinguish between the two?
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
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.
