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प्रश्न
How are the following conversion brought about? Give equation and condition:
Sucrose to sugar charcoal.
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उत्तर
Sucrose to sugar charcoal :
Carbohydrates contain carbon, hydrogen and oxygen. Thus sulphuric acid removes hydrogen and oxygen in form of water leaving behind carbon.
\[\ce{C12H22O11 ->[Conc. H2SO4] 12C + 11H2O}\]
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संबंधित प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
Give two balanced reactions of the type to show the following property of sulphuric acid:
Non-volatile nature
Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.
Name the following :
The precipitate obtained by treating aqueous lead nitrate with dilute sulphuric acid.
How are the following conversion brought about? Give equation and condition:
Sodium chloride to hydrogen chloride.
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.
State one appropriate observation of the following:
Concentrated sulphuric acid is added dropwise to a crystal of hydrated copper sulphate.
Give a balanced chemical equation for the action of sulphuric acid on the following:
Potassium hydrogen carbonate
An acid obtained from concentrated nitric acid on reaction with Sulphur ______.
