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प्रश्न
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Sodium Sulphate from sodium carbonate.
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उत्तर
Na2CO3 + H2SO4 → Na2SO4 + H2O + CO2
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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.
Give one equation to show the following properties of sulphuric acid:
Dehydrating property
Name the products formed when hot and concentrated sulphuric acid reacts with Sugar.
Give reason for the following:
Sulphuric acid can form two kinds of salts with sodium chloride.
Give reason for the following:
Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Iron (II) sulphate from iron.
Name the gas evolved in following case:
The gas produced by the action of concentrated sulphuric acid on sodium chloride.
In the given equation identify the role played by concentrated sulphuric acid S + 2H2SO4→ 3SO2 + 2H2O
Write balanced chemical equation to show :
The behavior of H2SO4 as an acid when it reacts with magnesium.
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation each to illustrate the properties of sulphuric acid mentioned above.
