हिंदी

How Are the Following Conversion Brought About? Give Equation and Condition: Sucrose to Sugar Charcoal.

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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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अध्याय 11: Study of Compounds: Sulphuric Acid - Exercises [पृष्ठ २४४]

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फ्रैंक Chemistry Part 2 [English] Class 10 ICSE
अध्याय 11 Study of Compounds: Sulphuric Acid
Exercises | Q 7. (g) | पृष्ठ २४४

संबंधित प्रश्न

Write balanced chemical equations to show The dehydrating property of conc. Sulphuric acid with sugar.


Give appropriate scientific reasons for The electrical conductivity of acetic acid is less in comparison to the electrical conductivity of dilute sulphuric acid at a given concentration.


Give balanced chemical equations for the action of sulphuric acid on the following:

Sulphur


Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with carbon?


Give a chemical test to distinguish between dilute sulphuric acid and conc. sulphuric acid.


Name the following:
Products obtained by treating ferrous sulphide with dilute sulphuric acid.


What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.


  1. Name the catalyst which helps in the conversion of sulphur dioxide to sulphur trioxide in step C.
  2. In the contact process for the manufacture of sulphuric acid, sulphur trioxide is not converted to sulphuric acid by reacting it with water. Instead a two-step procedure is used. Write the equations for the two steps involved in D.
  3. What type of substance will liberate sulphur dioxide from sodium sulphite in step E?
  4. Write the equation for the reaction by which sulphur dioxide is converted to sodium sulphite in step F.

State one appropriate observation of the following:
Concentrated sulphuric acid is added dropwise to a crystal of hydrated copper sulphate.


An acid obtained from concentrated nitric acid on reaction with Sulphur ______.


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