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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
Define the following term : Dehydrating agent
Give reason for the following:
When carbon is heated with concentrated sulphuric acid, carbon dioxide is formed.
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
How are the following conversion brought about? Give equation and condition:
Oxalic acid to carbon monoxide.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Copper carbonate
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Zinc hydroxide
Write the equation of the following reaction :
Concentrated sulphuric acid is poured over sugar
What would you observe in the following case:
Sugar crystals are added to a hard glass test tube containing concentrated sulphuric acid.
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. \[\ce{S + 2H2SO4 -> 2H2O + 3SO2}\]
