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प्रश्न
Give reason for the following:
When carbon is heated with concentrated sulphuric acid, carbon dioxide is formed.
उत्तर
Hot concentrated sulphuric acid act as a powerful oxidizing agent. Due to heat it decomposes to form nascent oxygen which helps in oxidation of carbon to carbon dioxide.
\[\ce{H2SO4 -> H2O + SO2 + [O]}\]
\[\ce{C + 2[O] -> CO2}\]
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संबंधित प्रश्न
State one relevant observation for given reactions:
Action of concentrated Sulphuric acid on hydrated copper sulfate
Distinguish between the given pairs of compounds using the test given within brackets:
Dilute sulphuric acid and dilute hydrochloric acid (using barium chloride solution)
State the conditions required for the given reaction to take place:
Any two conditions for the conversion of sulphur dioxide to sulphur trioxide
Give one equation to show the following properties of sulphuric acid:
Dehydrating property
Give a chemical test to distinguish between dilute sulphuric acid and dilute hydrochloric acid.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Zinc hydroxide
State your observation for the following case :
Moist blue litmus is introduced into a gas jar of sulphur dioxide.
Write balanced chemical equation to show :
The behavior of H2SO4 as an acid when it reacts with magnesium.
Which property of sulphuric acid accounts for its use as a dehydrating agent ?
Rewrite the following statement by adding the correct word, as shown in the example:
|
Example: Given Statement: Ammonia changes moist red litmus to blue. Correct Statement: Aqueous ammonia changes moist red litmus to blue. |
Sulphuric acid acts as a dehydrating agent.
