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प्रश्न
How are the following conversion brought about? Give equation and condition:
Oxalic acid to carbon monoxide.
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उत्तर
Oxalic acid to carbon monoxide :
Sulphuric acid is used to remove moisture from oxalic acid.
\[\ce{2COOH + H2SO4 -> 2CO + H2SO4.H2O}\]
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संबंधित प्रश्न
Give balanced chemical equations for the action of sulphuric acid on the following:
Potassium hydrogen carbonate.
Give two balanced reactions of the type to show the following property of sulphuric acid:
Acidic nature
Name the Following:
The property used to prepare HCl and HNO3 from H2SO4.
What would you see, when a crystal of CuSO4.5H2O is placed in concentrated sulphuric acid? Give reason to explain your observation.
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Zinc hydroxide
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Sodium Sulphate from sodium carbonate.
Write the equation of the following reaction :
Concentrated sulphuric acid is poured over sugar
State your observation for the following case :
Moist blue litmus is introduced into a gas jar of sulphur dioxide.
State your observation of the following case:
When dilute hydrochloric acid is added to sodium carbonate crystals.
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
