Question

When a solution of substance X is added to a solution of KI then a yellow color solid separates out from the solution.

(i) What do you think the substance X likely to be? (ii) Name the yellow color substance.
(iii) What type of reaction is this?
(iv) Write the balanced chemical reaction mentioning the physical states of reactants & products.​

Answer 1

Explanation:

i) the substance X is Lead nitrate

ii) lead iodide

iii) double displacement reaction

iv)Pb(NO3)2+2KI= PbI2+2KNO3

physical states- Pb(NO3)2 aqeous

KI aqeous

PbI2 solid(precipitate)

Kno3 aqeous