Which of the following pair of reactants will not produce a precipitate on reaction?Only one correct answerA.NaCl + AgNO3B.BaCl2 + H2SO4C.NaOH + H2SO4D.Pb(NO3)2 + KI
Question
Which of the following pair of reactants will not produce a precipitate on reaction?Only one correct answerA.NaCl + AgNO3B.BaCl2 + H2SO4C.NaOH + H2SO4D.Pb(NO3)2 + KI
Solution
The answer is C. NaOH + H2SO4. This reaction will not produce a precipitate because it forms water and a soluble salt (sodium sulfate), both of which are soluble in water.
Here's the reaction:
NaOH + H2SO4 -> Na2SO4 + H2O
In contrast, the other reactions form insoluble salts that precipitate out of solution:
A. NaCl + AgNO3 -> AgCl (precipitate) + NaNO3 B. BaCl2 + H2SO4 -> BaSO4 (precipitate) + 2HCl D. Pb(NO3)2 + 2KI -> PbI2 (precipitate) + 2KNO3
Similar Questions
Which statement about the reaction below is correct?K2SO4 + Ba(NO3)2 → BaSO4 + 2 KNO3Group of answer choicesBaSO4 will precipitate.KNO3 will precipitate.Both BaSO4 and KNO3 will precipitate.Neither BaSO4 nor KNO3 will precipitate.No reaction will occur because K2SO4 is insoluble.
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Will a precipitate form when 0.02 L of 0.1M AgNO3 is added to 0.1 L of 0.1M NaCl? (Ksp of AgCl = 1.77 x 10-10)Yes, because Q > Ksp.Yes, because Q < Ksp.Yes, because Q is equal to Ksp.No, because Q < Ksp.
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A salt solution gives a precipitate when it is added to a silver nitrate solution.Of the answers below, which contains the most likely anion(s) in the unknown salt?Group of answer choices{Cl-, Br-, I-}{CO32-}{SO42-}
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