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प्रश्न
What would you observe in the following case?
Concentrated sulphuric acid is added to equal volumes of cold water.
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उत्तर
When concentrated sulphuric acid is added to equal volume of cold water it limit down the heat which is released.
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संबंधित प्रश्न
How will you distinguish between dilute hydrochloric acid and dilute sulphuric acid using lead nitrate solution?
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Why is water not added to concentrated H2SO4 in order to dilute it?
Name the following:
Products obtained by treating ferrous sulphide with dilute sulphuric acid.
Give reason for the following:
Ammonia gas cannot be dried by passing through concentrated sulphuric acid.
Give examples of the use of sulphuric acid as
Non-volatile acid
State your observation for the following case :
Dry red rose petals are placed in the jar of sulphur dioxide.
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
Complete the table given below:
| Name of the process | Reactants | Acid product formed |
| (a) ______ | Nitrogen dioxide + water + oxygen | (b) ______ |
| (c) ______ | Oleum + water | Sulphuric acid |
