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प्रश्न
State one appropriate observation of the following:
Dehydration of concentrated sulphuric acid with sugar crystals.
Give a balanced equation for the dehydration of concentrated sulphuric acid with sugar crystals.
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उत्तर
\[\ce{C12H22O11 ->[Conc. H2SO4] 12C + 11H2O}\]
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संबंधित प्रश्न
How will you distinguish between dilute hydrochloric acid and dilute sulphuric acid using lead nitrate solution?
Give a chemical test to distinguish between dilute sulphuric acid and conc. sulphuric acid.
Define the following term : Hygroscopic substance
How are the following conversion brought about? Give equation and condition:
Oxalic acid to carbon monoxide.
What do you observe when barium chloride solution is added to dilute sulphuric acid?
Name the gas evolved in following case:
The gas produced by the action of concentrated sulphuric acid on sodium chloride.
Dilute hydrochloric acid and dilute sulphuric acid are both colourless solutions. How will the addition of barium chloride solution to each help to distinguish between the two?
State your observation of the following case:
When dilute hydrochloric acid is added to sodium carbonate crystals.
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. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
Hydrogen chloride gas is prepared in the laboratory by the action of concentrated sulphuric acid on sodium chloride.
What is the property of sulphuric acid that makes it a suitable reagent for the reaction?
