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प्रश्न
Define the following term : Oleum
उत्तर
Oleum : Oleum is called pyrosulphuric acid or orthosulphuric acid. Formula is H2S2O7.
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संबंधित प्रश्न
Why is sulphuric acid used in the preparation of \[\ce{HCl}\] and \[\ce{HNO3}\]? Give equations in both cases.
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction on the same:
In the production of \[\ce{HCl}\] gas when it reacts with chloride.
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction on the same:
In the preparation of \[\ce{CO}\] and \[\ce{HCOOH}\]
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction on the same:
As a source of hydrogen by diluting it and adding a strip of magnesium.
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction on the same:
In the preparation of sulphur dioxide by warming a mixture of conc. sulphuric acid and copper–turnings.
Describe the theory of manufacture of sulphuric acid by contact process, with all the necessary conditions (No technical details are required but equations should be given for each stage of process).
Define the following term:
Constant boiling mixture
Name the two gases that are combined during the contact process.
Write balanced equations for the three chemical reactions that take place during the conversion of sulphur dioxide to sulphuric acid in the contact process. Name the catalyst used in the contact process.
Name the process used for the large scale manufacture of sulphuric acid.
