Question

When potassium iodide solution is added to a solution of lead nitrate in a test tube a

precipitate is formed.

i) What is the colour of this precipitate and name the compound precipitated.

ii) Write the balanced chemical equation for this reaction .

iii) List two types of reaction in which this reaction can be placed?​

Answer 1

Answer:

It is a double displacement reaction.

2KI(aq.)+Pb(NO

3

)

2

(aq.)→2KNO

3

(aq.)+PbI

2

(s)

When a solution of potassium iodide is added to a solution of lead nitrate taken in a test tube, the precipitation of a yellowish solid is observed. This yellowish solid is lead iodide. Potassium nitrate is formed along with lead iodide. This is a double displacement reaction