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observation of activity 1.2 class 10 |
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Answer» Observation:A yellow precipitate of lead iodide will be produced. this activity shows that the example of double displacement reaction Brief procedure:\xa0Activity 1.2 asks us to mix an aqueous solution of lead nitrate with potassium iodide to check what happens.Observation:\xa0A yellow colour precipitate appears at the bottom.Explanation:\xa0Lead nitrate and potassium iodide; both are colourless. They react with each other to form a yellow precipitate of lead iodide. Lead iodide settles down at the bottom of the tube.Pb(NO3)2(aq)+ 2KI(aq) → PbI2(s) + 2KNO3(aq) |
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