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प्रश्न
Give a chemical test to distinguish between the following pair of compounds:
Hydrogen chloride gas and hydrogen sulphide gas
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उत्तर
When exposed to hydrogen sulphide gas, lead acetate paper that is moist turns black; when exposed to hydrogen chloride gas, it remains colourless.
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संबंधित प्रश्न
Write balanced chemical equations to show The behavior of H2SO4 as an acid when it reacts with Magnesium
State your observations when Dilute Hydrochloric acid is added to Copper carbonate
Write balanced equcation for the following reaction:
Manganese (IV) oxide and concentrated hydrochloric acid.
Write a fully balanced of the following case :
Magnesium metal is treated with dilute hydrochloric acid.
Identify the anion present of the following compound:
When barium chloride solution is added to salt solution E a white precipitate insoluble in dilute hydrochloric acid is obtained
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Iron
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Sodium hydrogen carbonate
Write the balanced equation for the reaction of dilute hydrochloric acid with the following:
Iron (II) sulphide
State your observation when:
Decomposition of bicarbonates by dil. H2SO4
2NaHCO3 + H2SO4 → Na2SO4 + 2H2O + 2CO2
2KHCO3 + H2SO4 → K2SO4 + 2H2O + 2CO2
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
