Advertisements
Advertisements
Question
Answer the following question.
Write a chemical reaction to test sulphur dioxide gas. write a chemical equation involved.
Advertisements
Solution
Chemical reaction to test sulphur dioxide gas are:
\[\ce{\underset{\text{Orange}}{K2CrO7}+ H2SO4 + SO2->[][green]K2SO4 + Cr2(SO4)3 + H2O}\]
RELATED QUESTIONS
Comment on the nature of two S−O bonds formed in SO2 molecule. Are the two S−O bonds in this molecule equal?
How is the presence of SO2 detected?
How is SO2 an air pollutant?
When SO2 gas is passed through the acidified K2Cr2O7 solution, the colour of the solution changes to ______.
Sulfur dioxide is a ____________.
The number of moles of chlorine required to oxidise 1 mol of sulfur dioxide to sulfur trioxide in presence of water is ____________.
Which of the following oxides can act both as an oxidising agent as well as reducing agent?
Sulphur trioxide can be obtained by which of the following:
The number of lone pair and bond pair of electrons on the sulphur atom in sulphur dioxide molecule are respectively
Give reactions to show that SO2 gas acts as a reducing agent.
