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प्रश्न
Choose the current answer from the options given below :
In the contact process, the impurities of arsenic are removed by
पर्याय
Fe2O3
Fe(OH)3
AlCOH3
Cr(OH)3
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उत्तर
Fe(OH)3
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संबंधित प्रश्न
What property of conc. H2SO4 is made use of in the following case? Give an equation for the reaction in this case:
In the preparation of sulphur dioxide by warming a mixture of conc. sulphuric acid and copper turnings.
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction in given case:
hydrogen sulphide gas is passed through concentrated sulphuric acid.
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 following:
The catalyst used in the constant process.
Choose the current answer from the options given below :
In the preparation of H2SO4 by contact process V2O3 is used as a catalyst in the reaction. It is
Fill in the blank with appropriate word/words :
The catalyst used in contact process for the manufacture of H2SO4 is ___________ or _________.
Name the two gases that are combined during the contact process.
In the contact process for the manufacture of sulphuric acid give the equations for the conversion of sulphur trioxide to sulphuric acid.
Name the process used for the large scale manufacture of sulphuric acid.
