NCERT Exemplar Solutions
Class 10 - Science - CHAPTER 1: Chemical Reactions and Equations - Multiple Choice QuestionsQuestion 13
Class 10 - Science - CHAPTER 1: Chemical Reactions and Equations - Multiple Choice Questions
Question. 13
For the yellow ppt of PbI2 in a double displacement reaction with KI, if Pb(NO3)2 is unavailable, which can replace it?
(a)
Lead sulphate (insoluble)
(b)
Lead acetate
(c)
Ammonium nitrate
(d)
Potassium sulphate
Detailed Answer with Explanation:
Any soluble lead salt works: \(Pb(CH_3COO)_2 + 2KI → PbI_2\downarrow + 2KCH_3COO\).