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प्रश्न
Name the following:
The precipitate obtained by treating carbon with hot concentrated sulphuric acid.
उत्तर
When carbon is treated with hot conc. Sulphuric acid then water, sulphur dioxide and carbon dioxide are formed.
\[\ce{C+ 2H2SO4 ->2H2O + 2SO2 + CO2 }\]
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संबंधित प्रश्न
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with Carbon?
Give two balanced reactions of each type to show the following property of sulphuric acid:
Non-volatile nature
What would you observe in the following case?
Dilute sulphuric acid is added to ferrous sulphate solution.
How are the following conversion brought about? Give equation and condition:
Sodium chloride to hydrogen chloride.
How will you distinguish between dilute H2SO4 and conc. H2SO4 ?
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 ______.
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. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
The salt is formed when concentrated sulphuric acid reacts with KNO3 above 200°C.
