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प्रश्न
In the given equation identify the role played by concentrated sulphuric acid S + 2H2SO4→ 3SO2 + 2H2O
विकल्प
Non-volatile acid
Oxidising agent
Dehydrating agent
None of the above
उत्तर
Oxidising agent
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संबंधित प्रश्न
A, B, C, and D summarize the properties of sulphuric acid depending on whether it is dilute or concentrated.
A = Typical acid property
B = Non volatile acid
C = Oxidizing agent
D = Dehydrating agent
Choose the property (A, B, C or D) depending on which is relevant to each of the following
1) Preparation of Hydrogen chloride gas
2) Preparation of Copper sulphate from copper oxide.
3) An action of conc. Sulphuric acid on Sulphur.
State the inference drawn from the following observations:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide. Identify S.
Name the products formed when hot and concentrated sulphuric acid reacts with Carbon.
How are the following conversion brought about? Give equation and condition:
Sucrose to sugar charcoal.
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
What would you observe in the following case:
Sugar crystals are added to a hard glass test tube containing concentrated sulphuric acid.
Give one equation to show the following properties of sulphuric acid:
As a non-volatile acid
Write the balanced chemical equation for the following conversion:
Ammonium sulphate from ammonia and dilute sulphuric acid.
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
