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प्रश्न
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
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उत्तर
Hydrogen :
\[\ce{Mg + H2SO4 -> MgSO4 + H2}\]
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संबंधित प्रश्न
Why is H2SO4 is not used as a drying agent for H2S?
How are the following conversion brought about? Give equation and condition:
Dilute sulphuric acid to hydrogen.
Give examples of the use of sulphuric acid as
An oxidizing agent
Give reason for the following:
Concentrated sulphuric acid is kept in airtight bottles.
Write balanced equation for potassium hydrogen carbonate and dilute sulphuric acid.
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation each to illustrate the properties of sulphuric acid mentioned above.
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with sodium sulphite.
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
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.
