Question

Express your answer as a chemical equation enter no reaction if no precipitate is formed

Answer 1

Chemical equation :

`2KI\text{ (aq) + BaS(aq) }\Rightarrow BaI_{2\text{ }}\text{ + }K_2S`

• We can see thatthis is a double displacement reaction

,

• It does not form precipitate.

,

• Therefore, no reaction.