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प्रश्न
Identify the acid in the following case:
The acid which produces sugar charcoal from sugar.
Name the acid which produces sugar charcoal from sugar.
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उत्तर
Concentrated sulphuric acid
संबंधित प्रश्न
Name the products formed when hot and concentrated sulphuric acid reacts with Sulphur.
Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.
How are the following conversion brought about? Give equation and condition:
Sucrose to sugar charcoal.
Write the equation of the following reaction :
Concentrated sulphuric acid is poured over sugar
State your observation for the following case :
Moist blue litmus is introduced into a gas jar of sulphur dioxide.
What would you observe in the following case:
Sugar crystals are added to a hard glass test tube containing concentrated sulphuric acid.
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with sodium sulphite.
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
Identify the salts P and Q from the observation given below:
On performing the flame test salt P produces a lilac coloured flame and its solution gives a white precipitate with silver nitrate solution. Which is soluble in ammonium hydroxide solution.
