Advertisements
Advertisements
प्रश्न
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
Copper
उत्तर
When sulphuric acid reacts with copper, it forms copper sulphate and sulphur dioxide.
\[\ce{Cu + 2H2SO4 -> CuSO4 + 2H2O + SO2↑}\]
APPEARS IN
संबंधित प्रश्न
Comment, sulphuric acid is referred to as King of chemicals.
Give reasons for the following:
Brisk effervescence is seen when oil of vitriol is added to sodium carbonate.
Give reason for the following:
When diluting concentrated sulphuric acid, the acid should be added to water and not water to the acid.
How are the following conversion brought about? Give equation and condition:
Aqueous barium chloride to barium sulphate.
How will you distinguish between conc. HCl and conc. H2SO4?
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
Carbon
What property of conc. \[\ce{H2SO4}\] is made use of the following case? Give an equation for the reaction on the same:
Its reaction with ethanol.
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation. Each illustrates the above-mentioned properties of sulphuric acid.
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Sulphite/hydrogen sulphite + Acid → ______ + ______ + ______
State the observation for the following, when:
Concentrated sulphuric acid is added to carbon.