Advertisements
Advertisements
प्रश्न
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
Advertisements
उत्तर
Carbon dioxide
संबंधित प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Describe the reaction that show
Concentrated sulphuric acid is a dehydrating agent.
Describe the reaction that show
Dilute sulphuric acid behaves as dibasic acid.
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
Name the catalyst used in the process.
Copy and complete the following table.
Column 3 has the names of gases to be prepared using the substance you enter in column 1, along with dilute or concentrated sulphuric acid, as indicated in column 2.
| Column 1 | Column 2 | Column 3 |
| Substance reacted with acid | Dilute or concentrated sulphuric acid | Gas |
| Hydrogen | ||
| Carbon dioxide | ||
| Only chlorine |
Write the equation for the laboratory preparation of :
(i) Sodium sulphate using dilute sulphuric acid.
(ii) Lead sulphate using dilute sulphuric acid.
In the given equation identify the role played by concentrated sulphuric acid S + 2H2SO4→ 3SO2 + 2H2O
Give balanced chemical equation to prepare the following salt:
Lead sulphate from lead carbonate
Give two balanced reactions of the type to show the following property of sulphuric acid:
Dehydrating nature
Differentiate between the following pair based on the criteria given in the bracket:
Cane sugar and hydrated copper sulphate [using concentrated H2SO4]
