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प्रश्न
Why is H2SO4 is not used as a drying agent for H2S?
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उत्तर
Sulphuric acid is not used as a drying agent for H2S because it reacts with H2S to form sulphur.
\[\ce{H2SO4 + H2S -> 2H2O + SO2 + S↓}\]
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संबंधित प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Potassium hydrogen carbonate.
Why is water not added to concentrated H2SO4 in order to dilute it?
Give two balanced reactions of the type to show the following property of sulphuric acid:
Oxidising agent
Give reason for the following:
When concentrated sulphuric acid is exposed to air, its volume increases and it becomes slightly dilute.
How are the following conversion brought about? Give equation and condition:
Sucrose to sugar charcoal.
Describe the reaction that show
Dilute sulphuric acid behaves as dibasic acid.
Give one equation to show the following property of sulphuric acid:
Dehydrating property
Give a balanced chemical equation for the action of sulphuric acid on the following:
Potassium hydrogen carbonate
State two observations when
A few crystals of KNO3 are heated in a hard glass tube
Differentiate between the following pair based on the criteria given in the bracket:
Cane sugar and hydrated copper sulphate [using concentrated H2SO4]
