Advertisements
Advertisements
प्रश्न
Give one equation to show the following property of sulphuric acid:
Dehydrating property
Advertisements
उत्तर
H2SO4 has a great affinity for water, and therefore, it acts as a dehydrating agent.
\[\ce{HCOOH ->[conc.H2SO4] CO + H2O}\]
\[\ce{C2H5OH ->[conc.H2SO4] C2H4 + H2O}\]
APPEARS IN
संबंधित प्रश्न
Quicklime is not used to dry HCl gas because _____.
State the conditions required for the given reaction to take place:
Any two conditions for the conversion of sulphur dioxide to sulphur trioxide
Give reason for the following:
When concentrated sulphuric acid is added to sugar/glucose, a black mass is left behind.
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
What do you see when concentrated sulphuric acid is added to copper sulphate-5-water ( You are not required to say what is happing, nor is it necessary to name the products.)
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Iron (II) sulphate from iron.
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
Differentiate between the following pair based on the criteria given in the bracket:
Cane sugar and hydrated copper sulphate [using concentrated H2SO4]
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
Give a balanced chemical equation for the above reaction.
What property of Sulphuric acid is exhibited in the following case?
When concentrated Sulphuric acid reacts with Copper to produce Sulphur dioxide gas.
