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Questions
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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Solution
\[\ce{C12H22O11 ->[Conc. H2SO4] 12C + 11H2O}\]
RELATED QUESTIONS
Name the products formed when hot and concentrated sulphuric acid reacts with Copper.
Give reason for the following:
When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
How are the following conversion brought about? Give equation and condition:
Sodium chloride to hydrogen chloride.
Describe the reaction that show
Concentrated sulphuric acid behaves as oxidizing agent.
Name the catalyst used in the process.
A, B, C and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated. Choose the property (A, B, C or D), depending on which is relevant to each of the preparations (i) to (ii).
A. Dilute acid (typical acid properties)
B. Non-volatile acid
C. Oxidizing agent
D. Dehydrating agent
(i) Preparation of hydrogen chloride.
(ii) Preparation of ethane from ethanol
(iii) Preparation of copper sulphate from copper oxide.
Give one equation to show the following property of sulphuric acid:
Acidic nature
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
Write a balanced equation for the following conversion:
Lead sulphate from lead nitrate and sulphuric acid.
Convert the following reaction into a balanced chemical equation:
Sodium hydroxide to sodium sulphate using sulphuric acid.
