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प्रश्न
Write the equation for the laboratory preparation of the following salts, using sulphuric acid.
Iron (II) sulphate from iron.
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उत्तर
Fe + H2SO4 → FeSO4 + H2
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संबंधित प्रश्न
Write balanced chemical equations to show : The oxidizing action of conc. Sulphuric acid on carbon
Give one equation to show the following properties of sulphuric acid:
Dehydrating property
Why is concentrated sulphuric acid kept in air tight bottles?
Define the following term : Hygroscopic substance
Give reason for the following:
When solution of sulphur dioxide is exposed to air, it gets converted to sulphuric acid.
Give reason for the following:
When barium chloride is added to dilute sulphuric acid, a white precipitate is formed.
Give one equation to show the following property of sulphuric acid:
Dehydrating property
Write the observation for the following:
Decomposition of bicarbonates by dil. H2SO4.
\[\ce{2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + 2CO2}\]
Identify the gas evolved and give the chemical test in the following case:
Dilute hydrochloric acid reacts with iron (II) sulphide.
Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.
