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प्रश्न
State your observation when:
Decomposition of bicarbonates by dil. H2SO4
2NaHCO3 + H2SO4 → Na2SO4 + 2H2O + 2CO2
2KHCO3 + H2SO4 → K2SO4 + 2H2O + 2CO2
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उत्तर
Dilute sulphuric acid liberates carbon dioxide from metallic carbonates and bicarbonates. Carbon dioxide, when bubbled into a test tube containing calcium hydroxide solution, turns it milky.
संबंधित प्रश्न
Write balanced chemical equations to show The behavior of H2SO4 as an acid when it reacts with Magnesium
State your observation When moist starch iodide paper is introduced into chlorine gas.
Write an equation for the reaction of hydrochloric acid on magnesium foil.
Write an equation for the reaction of hydrochloric acid on copper oxide.
Convert two soluble metallic nitrates to insoluble metallic chlorides using dil. HCl.
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Sodium hydrogen carbonate
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
