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प्रश्न
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.
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उत्तर
(i) Preparation of hydrogen chloride. - Non-volatile acid
(ii) Preparation of ethane from ethanol - Oxidizing agent
(iii) Preparation of copper sulphate from copper oxide. - Dilute acid (typical acid properties)
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संबंधित प्रश्न
Distinguish between the given pairs of compounds using the test given within brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
Name the following:
Products obtained by treating ferrous sulphide with dilute sulphuric acid.
Why is sulphuric acid known as king of chemicals and oil vitriol ?
The following statement is correct only under certain conditions. Rewrite the statement including the appropriate conditions.
Oxalic acid reacts with sulphuric acid to produce carbon monoxide and carbon dioxide.
Which concentrated acid oxidizes sulphur directly to sulphuric acid ? Write the equation for the same. What is the name of the process by which sulphuric acid is manufactured ? Name the catalyst used in the process.
State your observation for the following case :
Moist blue litmus is introduced into a gas jar of sulphur dioxide.
Give one equation to show the following property of sulphuric acid:
Dehydrating property
Write balanced chemical equation to show :
The dehydrating property of conc. sulphuric acid
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation each to illustrate the properties of sulphuric acid mentioned above.
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
