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प्रश्न
The salt is formed when concentrated sulphuric acid reacts with KNO3 above 200°C.
विकल्प
K2SO4
K2SO3
KHSO4
KHSO3
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उत्तर
K2SO4
Explanation:
Potassium sulphate is formed when an acid completes neutralization above 200°C.
\[\ce{Conc{.} H2SO4 + 2KNO3 -> K2SO4 + 2HNO3}\]
संबंधित प्रश्न
Write balanced chemical equations to show : The oxidizing action of conc. Sulphuric acid on carbon
Write balanced chemical equations to show how SO3 is converted to Sulphuric acid in the contact process.
In the contact process for the manufacture of sulphuric acid give the equations for the conversion of sulphur trioxide to sulphuric acid.
Give one equation to show the following properties of sulphuric acid:
Dehydrating property
Give reason for the following:
H2SO4 cannot be prepared by heating sodium sulphate with conc. HCl or HNO3
Give examples of the use of sulphuric acid as
Non-volatile acid
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
State your observation for the following case:
Paper soaked in potassium permanganate solution is introduced into a gas jar of sulphur dioxide.
Give one equation to show the following property of sulphuric acid:
As a non-volatile acid
Identify the salts P and Q from the observation given below:
On performing the flame test salt P produces a lilac coloured flame and its solution gives a white precipitate with silver nitrate solution. Which is soluble in ammonium hydroxide solution.
