Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
| Column 1 | Column 2 | Column 3 |
| Substance reacted with acid | Dilute or concentrated sulphuric acid | Gas |
| Metal | Dilute sulphuric acid | Hydrogen |
| Carbonate | Dilute sulphuric acid | Carbon dioxide |
| Metal chlorides | Conc. sulphuric acid | Only chlorine |
Equation are :
(i) \[\ce{2NaOH + H2SO4 -> Na2SO4 + 2H2O}\]
(ii) \[\ce{Pb(NO3)2 + H2SO4 -> PbSO4 v + 2HNO3}\]
APPEARS IN
संबंधित प्रश्न
Write a balanced chemical equation for the following:
Action of concentrated sulphuric acid on Sulphur.
The acid which is used in the preparation of a volatile acid
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Name the following :
The precipitate obtained by treating aqueous lead nitrate with dilute sulphuric acid.
Name the catalyst used in the process.
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Sulphur dioxide
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
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.
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
