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प्रश्न
Write balanced chemical equations for the action of dilute sulphuric acid on sodium sulphite.
Give a balanced equation for dilute sulphuric acid when poured over sodium sulphite.
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उत्तर
\[\ce{Na2SO3_{(s)} + H2SO4_{(dil.)} -> Na2SO4_{(aq)} + H2O_{(l)} + SO2_{(g)}}\]
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संबंधित प्रश्न
Write a balanced chemical equation for the following:
Action of concentrated sulphuric acid on Sulphur.
Give one equation to show the following properties of sulphuric acid:
Dehydrating property
Give reason for the following:
When carbon is heated with concentrated sulphuric acid, carbon dioxide is formed.
What do you see when concentrated sulphuric acid is added to copper sulphate-5-water ( You are not required to say what is happing, nor is it necessary to name the products.)
Which concentrated acid oxidizes sulphur directly to sulphuric acid ? Write the equation for the same. What is the name of the process by which sulphuric acid is manufactured ? Name the catalyst used in the process.
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.
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
A, B and C are the chemical properties of sulphuric acid:
A. Oxidizing agent
B. Dehydrating agent
C. Non-volatile acid
Match the following equations 1 to 3 to the above chemical properties of sulphuric acid.
1. \[\ce{KNO3 + H2SO4 -> KHSO4 + HNO3}\]
2. \[\ce{C12H22O11 -> 12C + 11H2O}\]
3. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
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.
