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प्रश्न
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
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उत्तर
H2SO4 is an oxidising agent.
For example, it oxidises
- Carbon to carbon dioxide.
\[\ce{C_{(s)} + 2H2SO4 -> CO2_{(g)} + 2H2O_{(l)} + 2SO2}\] - Sulphur to sulphur dioxide.
\[\ce{S_{(s)} + H2SO4 -> 3SO2_{(g)} + 2H2O_{(l)}}\]
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संबंधित प्रश्न
State one relevant observation for given reactions:
Action of concentrated Sulphuric acid on hydrated copper sulfate
The acid which is used in the preparation of a volatile acid
State the inference drawn from the following observations:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide. Identify S.
What would you observe in the following case?
Dilute sulphuric acid is added to ferrous sulphate solution.
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Sodium Sulphate from sodium carbonate.
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.
Write balanced chemical equation to show :
The dehydrating property of conc.sulphuric acid
Write the balanced chemical equation for the following conversion:
Copper sulphate from copper and concentrated sulphuric acid.
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?
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with sodium sulphite.
