Question

A substance X used for coating iron articles is added to a blue solution of a reddish brown metalY, the colour of the solution gets discharged identify X and Y.

Answer 1

Hey matey
X-Zinc which is colorless and displacement reaction takes place so it displaces copper and solution becomes colorless
Y- Copper because when added to water it gives a blue color


hope it helps ya

Answer 2

X- zinc

Y- CuSO4 solution,Cu

hope that this would help you