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प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Give the equation for the action of sulphuric acid on sulphur.
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उत्तर
S + 2H2SO4 → 3SO2 + 2H2O
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.
Give appropriate scientific reasons for The electrical conductivity of acetic acid is less in comparison to the electrical conductivity of dilute sulphuric acid at a given concentration.
Which property of sulphuric acid is shown by the reaction of the concentrated sulphuric acid with carbon?
What would you observe in the following case?
Concentrated sulphuric acid is added to equal volumes of cold water.
Name the anion [negative ion] present in the following compound:
Compound D when warmed with dilute H2SO4 gives a gas which turns acidified potassium dichromate solution green.
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
State one appropriate observation of the following:
Concentrated sulphuric acid is added dropwise to a crystal of hydrated copper sulphate.
Give one equation to show the following property of sulphuric acid:
Acidic nature
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
Convert the following reaction into a balanced chemical equation:
Sodium hydroxide to sodium sulphate using sulphuric acid.
