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प्रश्न
State one relevant observation for the following
When hydrogen sulfide gas is passed through lead acetate solution.
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उत्तर
When hydrogen sulfide gas is passed through lead acetate solution, it forms a black precipitate of lead sulfide.
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संबंधित प्रश्न
Potassium sulfite on reacting with hydrochloric acid releases _______ gas. (Cl2, SO2, H2S)
For the preparation of hydrochloric acid in the laboratory:
What arrangement is done to dissolve hydrogen chloride gas in water?
Write an equation for the reaction of aqueous hydrochloric acid on lead nitrate solution.
How will the action of dilute hydrochloric acid enable you to distinguish between sodium carbonate and sodium sulphite?
How will the action of dilute hydrochloric acid enable you to distinguish between sodium thiosulphate and sodium sulphite?
State the composition of aqua regia. State which component is the oxidizing agent in aqua regia.
How will you identify?
An amphoteric hydroxide
Identify the salts P and Q from the observation given below:
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky. When NH4OH soltion is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
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.
