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प्रश्न
How are the following conversion brought about? Give equation and condition:
Dilute sulphuric acid to hydrogen.
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उत्तर
Dilute sulphuric acid to hydrogen:
Dilute sulphuric acid react with metals above hydrogen in the activity series to form sulphate salts and hydrogen.
Mg + H2SO4 → MgSO4 + H2
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संबंधित प्रश्न
Give reason for the following:
Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
Give examples of the use of sulphuric acid as
Non-volatile acid
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
In this question, you required to supply the word (or words) that will make the sentence correct. Rewrite the copper statement.
Copper sulphate crystals are dehydrate by sulphuric acid.
What do you see when concentrated sulphuric acid is added to copper sulphate-5-water ( You are not required to say what is happing, nor is it necessary to name the products.)
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Sodium Sulphate from sodium carbonate.
Name the gas evolved in following case:
The gas produced by the action of concentrated sulphuric acid on sodium chloride.
In the given equation identify the role played by concentrated sulphuric acid S + 2H2SO4→ 3SO2 + 2H2O
Write the balanced chemical equation for the following conversion:
Ammonium sulphate from ammonia and dilute sulphuric acid.
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
