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प्रश्न
Describe the reaction that show
Dilute sulphuric acid behaves as dibasic acid.
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उत्तर
Concentrated sulphuric acid ionize in two steps. Hence it is dibasic.
\[\ce{H2SO4 + H2O ⇌ HSO^{-}_{4} + H3O+}\]
\[\ce{H2SO4 + H2O ⇌ SO^{-2}_{4} + H3O+}\]
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संबंधित प्रश्न
Distinguish between the given pair of compounds using the test given within brackets:
Sodium nitrate and sodium sulphite (using dilute sulphuric acid).
Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.
Why is H2SO4 is not used as a drying agent for H2S?
In this question, you required to supply the word (or words) that will make the sentence correct. Rewrite the copper statement.
Copper sulphate crystals are dehydrate by sulphuric acid.
Copy and complete the following table.
Column 3 has the names of gases to be prepared using the substance you enter in column 1, along with dilute or concentrated sulphuric acid, as indicated in column 2.
| Column 1 | Column 2 | Column 3 |
| Substance reacted with acid | Dilute or concentrated sulphuric acid | Gas |
| Hydrogen | ||
| Carbon dioxide | ||
| Only chlorine |
Write the equation for the laboratory preparation of :
(i) Sodium sulphate using dilute sulphuric acid.
(ii) Lead sulphate using dilute sulphuric acid.
What property of sulphuric acid is shown by the reaction of concentrated sulphuric acid when heated with :
(i) Potassium nitrate
(ii) carbon
Give a balanced chemical equation for the action of sulphuric acid on the following:
Sulphur
Write balanced chemical equation to show :
The oxidizing action of conc.sulphuric acid on carbon
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
An acid obtained from concentrated nitric acid on reaction with Sulphur ______.
