Advertisements
Advertisements
Question
Choose the current answer from the options given below :
In the contact process, the impurities of arsenic are removed by
Options
Fe2O3
Fe(OH)3
AlCOH3
Cr(OH)3
Advertisements
Solution
Fe(OH)3
APPEARS IN
RELATED QUESTIONS
Sulphuric acid is manufactured by the contact process.
Give two balanced equations to obtain SO2 in this process.
Sulphuric acid is manufactured by contact process.
why is Sulphuric acid not obtained directly by reacting SO3 with water.
Sulphuric acid is manufactured by contact process.
what is the chemical used to dissolve SO3 and what is The product formed?
Why the impurity of arsenic oxide must be removed before passing the mixture of SO2 and air through the catalytic chamber?
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 CO and HCOOH.
What property of conc. H2SO4 is made use of in the following case? Give an equation for the reaction in this case:
As a source of hydrogen by diluting it and adding a strip of magnesium.
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.
Define the following term : Oleum
Name the following:
The catalyst used in the constant process.
Name the oxide of sulphur which reacts water to give sulphuric acid.
In the contact process, the direct reaction between oxide of sulphur and water is avoided. In this process what does the oxide of sulphur react with instead of water, and what is the name of the product?
