Advertisements
Advertisements
Question
State your observation for the following case :
Dry red rose petals are placed in the jar of sulphur dioxide.
Advertisements
Solution
Dry SO2 has no effect on dry red rose petals.
APPEARS IN
RELATED QUESTIONS
Quicklime is not used to dry HCl gas because _____.
Distinguish between the given pair of compounds using the test given within brackets:
Sodium nitrate and sodium sulphite (using dilute sulphuric acid).
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.
Give reason for the following:
When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
Which concentrated acid oxidizes sulphur directly to sulphuric acid ? Write the equation for the same. What is the name of the process by which sulphuric acid is manufactured ? Name the catalyst used in the process.
Name the anion present in the following compound:
Compound D, when warmed with dilute sulphuric acid, gives a gas that turns acidified dichromate solution green.
The gas evolved when dilute sulphuric acid reacts with iron sulphide.
Convert the following reaction into a balanced chemical equation:
Sodium hydroxide to sodium sulphate using sulphuric acid.
