Advertisements
Advertisements
प्रश्न
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Sulphur dioxide
Advertisements
उत्तर
Sulphur dioxide :
\[\ce{Na2SO3 + H2SO4 -> Na2SO4 + H2O + SO2}\]
APPEARS IN
संबंधित प्रश्न
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?
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Give two balanced reactions of each type to show the following properties of sulphuric acid:
Hygroscopic nature
How are the following conversion brought about? Give equation and condition:
Oxalic acid to carbon monoxide.
Give examples of the use of sulphuric acid as
An oxidizing agent
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Sodium Sulphate from sodium carbonate.
A, B and C are the chemical properties of sulphuric acid:
A. Oxidizing agent
B. Dehydrating agent
C. Non-volatile acid
Match the following equations 1 to 3 to the above chemical properties of sulphuric acid.
1. \[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]
2. \[\ce{C12H22O11 -> 12C + 11H2O}\]
3. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
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.
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
State the method of collection of the gas formed above.
