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प्रश्न
Write the balanced chemical equation for the following conversion:
Copper sulphate from copper and concentrated sulphuric acid.
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उत्तर
\[\ce{Cu + 2H2SO4 -> CuSO4 + 2H2O + SO2}\]
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संबंधित प्रश्न
State the inference drawn from the following observations:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide. Identify S.
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Name the following:
The precipitate obtained by treating carbon with hot concentrated sulphuric acid.
Why is sulphuric acid known as king of chemicals and oil vitriol ?
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 : Hydrogen
What do you observe when barium chloride solution is added to dilute sulphuric acid ?
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.
A, B and C are the chemical properties of sulphuric acid:
A. Oxidizing agent
B. Dehydrating agent
C. Non-volatile acid
Match the following equations 1 to 3 to the above chemical properties of sulphuric acid.
1. \[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]
2. \[\ce{C12H22O11 -> 12C + 11H2O}\]
3. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
The salt is formed when concentrated sulphuric acid reacts with KNO3 above 200°C.
The property exhibited by concentrated sulphuric acid when it is used to prepare hydrogen chloride gas from potassium chloride is ______.
